Website Feature Guide

Before you start learning, there are several features across the website that, if missed, will make it hard to go through the lessons effectively. The following features are shown with examples to help you gain a quick understanding of them before you make your way through the website.

Across the Website

Links are shown with purple text
Clicking on an image enlarges it and shows a caption, if applicable. Press the Esc key to minimize it again.
The website has a glossary of terms related to the content. Whenever a word in that glossary is mentioned in the website, it will be underlined. You can hover over these underlined words to get a quick definition (e.g. PDH, Spark MAX).
Some information is hidden in dropdowns. Try to check most of them!

Hint

You will find hints or answers to questions here.

Call-Outs

Tip

Quick tips are shown in a “Tip” box like this one.

Note

Any extra notes about things are shown in a “Note” box like this one.

Warning

Pay attention to anything in a “Warning” box like this one.

Exercise

Exercises for the different concepts are shown in the “Exercise” box like this one

Example

Examples for different concepts are shown in an “Example” box like this one.

Learning Course

Slideshows

Navigate the slideshows by pressing the arrows on the sides.

The dots below the caption indicate the slide you’re on. They can also be clicked to navigate to slides.

Warning

You may have to disable your adblocker to get some content to load properly (we do not host any ads on the site).

Tip

If a slideshow has issues loading, reload the webpage and it should be fixed.