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Report Summary

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    Performance

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    Accessibility

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    Best Practices

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    SEO

chemistry-talk.com

Chemistry Talk

Page Load Speed

2.6 sec in total

First Response

105 ms

Resources Loaded

1.9 sec

Page Rendered

646 ms

chemistry-talk.com screenshot

About Website

Welcome to chemistry-talk.com homepage info - get ready to check Chemistry Talk best content right away, or after learning these important things about chemistry-talk.com

Facts of chemistry & what need to know!

Visit chemistry-talk.com

Key Findings

We analyzed Chemistry-talk.com page load time and found that the first response time was 105 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

chemistry-talk.com performance score

0

Network Requests Diagram

chemistry-talk.com

105 ms

www.chemistry-talk.com

109 ms

webfont.js

48 ms

3375562265-css_bundle_v2.css

79 ms

authorization.css

138 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Chemistry-talk.com, 18% (12 requests) were made to Apis.google.com and 9% (6 requests) were made to Blogger.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source 4.bp.blogspot.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 489.9 kB (43%)

Content Size

1.1 MB

After Optimization

639.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chemistry-talk.com main page is 1.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Javascripts take 506.0 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 189.2 kB

  • Original 228.3 kB
  • After minification 227.7 kB
  • After compression 39.1 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 189.2 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 9.8 kB

  • Original 339.5 kB
  • After minification 329.6 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Chemistry Talk images are well optimized though.

JavaScript Optimization

-50%

Potential reduce by 251.7 kB

  • Original 506.0 kB
  • After minification 505.9 kB
  • After compression 254.3 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 251.7 kB or 50% of the original size.

CSS Optimization

-70%

Potential reduce by 39.1 kB

  • Original 55.6 kB
  • After minification 53.2 kB
  • After compression 16.5 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Chemistry-talk.com needs all CSS files to be minified and compressed as it can save up to 39.1 kB or 70% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (50%)

Requests Now

56

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chemistry Talk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

chemistry-talk.com

chemistry-talk.com

105 ms

www.chemistry-talk.com

www.chemistry-talk.com

109 ms

webfont.js

webfont.js

48 ms

3375562265-css_bundle_v2.css

3375562265-css_bundle_v2.css

79 ms

authorization.css

authorization.css

138 ms

jquery.min.js

jquery.min.js

64 ms

megamenu.js

megamenu.js

102 ms

adsbygoogle.js

adsbygoogle.js

42 ms

addthis_widget.js

addthis_widget.js

39 ms

3731899860-widgets.js

3731899860-widgets.js

116 ms

plusone.js

plusone.js

113 ms

css

css

24 ms

ga.js

ga.js

234 ms

image

image

254 ms

gradients_light.png

gradients_light.png

212 ms

search.png

search.png

208 ms

search-info.png

search-info.png

207 ms

milk.JPG

milk.JPG

435 ms

chemical%2Bformulas.JPG

chemical%2Bformulas.JPG

566 ms

icon18_wrench_allbkg.png

icon18_wrench_allbkg.png

249 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

198 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

293 ms

fastbutton

fastbutton

380 ms

fastbutton

fastbutton

378 ms

fastbutton

fastbutton

375 ms

cse.js

cse.js

508 ms

KCl%2Bin%2BNH3.JPG

KCl%2Bin%2BNH3.JPG

582 ms

milk.JPG

milk.JPG

574 ms

share_buttons_20_3.png

share_buttons_20_3.png

156 ms

solubility.JPG

solubility.JPG

542 ms

laser%2Blight.JPG

laser%2Blight.JPG

456 ms

lennard-Jones%2Bpotential%2Bgraph%2Bof%2Battractive%2B%2526%2Brepulsive%2Bforces.JPG

lennard-Jones%2Bpotential%2Bgraph%2Bof%2Battractive%2B%2526%2Brepulsive%2Bforces.JPG

401 ms

n-pentane%2B%2526%2Bneopentane.JPG

n-pentane%2B%2526%2Bneopentane.JPG

544 ms

ionic%2Bliquid%2Bion%2Bpair.JPG

ionic%2Bliquid%2Bion%2Bpair.JPG

541 ms

valency%2Bions.JPG

valency%2Bions.JPG

717 ms

periodic-table-color-coded.jpg

periodic-table-color-coded.jpg

906 ms

deep%2Bsea%2Bdiving%2Bhazzards.PNG

deep%2Bsea%2Bdiving%2Bhazzards.PNG

1206 ms

ca-pub-1639407088967937.js

ca-pub-1639407088967937.js

311 ms

zrt_lookup.html

zrt_lookup.html

307 ms

show_ads_impl.js

show_ads_impl.js

177 ms

CdSZfRtHbQrBohqmzSdDYKx4dljS8LgdW1vxXN8xI8w.ttf

CdSZfRtHbQrBohqmzSdDYKx4dljS8LgdW1vxXN8xI8w.ttf

165 ms

yg3UMEsefgZ8IHz_ryz86J9Wgegw1HyrDAZq28nXLYY.ttf

yg3UMEsefgZ8IHz_ryz86J9Wgegw1HyrDAZq28nXLYY.ttf

252 ms

Qyy6HDeMPsv9ES6PzMFxeKCWcynf_cDxXwCLxiixG1c.ttf

Qyy6HDeMPsv9ES6PzMFxeKCWcynf_cDxXwCLxiixG1c.ttf

306 ms

__utm.gif

__utm.gif

38 ms

collect

collect

368 ms

cb=gapi.loaded_2

cb=gapi.loaded_2

154 ms

ads

ads

162 ms

osd.js

osd.js

106 ms

ads

ads

201 ms

postmessageRelay

postmessageRelay

256 ms

ads

ads

125 ms

rs=AGLTcCOfHAiIiN-uQRij5-KJYwkdZ9UAAQ

rs=AGLTcCOfHAiIiN-uQRij5-KJYwkdZ9UAAQ

121 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

70 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

68 ms

W5F8_SL0XFawnjxHGsZjJA.ttf

W5F8_SL0XFawnjxHGsZjJA.ttf

154 ms

jsapi

jsapi

58 ms

ga-audiences

ga-audiences

141 ms

3193398744-postmessagerelay.js

3193398744-postmessagerelay.js

129 ms

rpc:shindig_random.js

rpc:shindig_random.js

49 ms

default+en.css

default+en.css

7 ms

default+en.I.js

default+en.I.js

19 ms

espresso.css

espresso.css

68 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

12 ms

306752634-lightbox_bundle.css

306752634-lightbox_bundle.css

42 ms

300lo.json

300lo.json

70 ms

783621198-lbx.js

783621198-lbx.js

64 ms

sh.8e5f85691f9aaa082472a194.html

sh.8e5f85691f9aaa082472a194.html

44 ms

SEO Factors

chemistry-talk.com SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chemistry-talk.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Chemistry-talk.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

chemistry-talk.com

Open Graph description is not detected on the main page of Chemistry Talk. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: