context: How to be familiar with various types of mechanisms of organic reactions
Organic reactions can usually proceed in one of two ways.
One of them is concerted reaction that takes place in one step with one transition state. The other type of reactions in organic chemistry is the non-concerted type of reactions.
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next sentence for the context: The latter type is the dominant type of most chemical reactions. Non-concerted organic reactions usually have intermediate structures that are highly reactive carbon species.

context: How to make yogurt from powdered milk
Experiment with different arrangements.
For this article, there is a small coleman camping cooler that measures 10 inches (25.4 cm) wide by 17 long by 11 tall. This size is perfect for holding 4 2 quart ball canning jars of yogurt and 4 half gallon jugs of hot water to help keep it all warm.
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next sentence for the context: Don't bother measuring the temperature with a thermometer. Just use the hottest water you can get from the kitchen tap.

context: How to have a smart, neat appearance
Figure out your overall personality :
Do you consider yourself artsy? Goth? A smarty-pants? A thespian?
Take a good look at your wardrobe.
What do you wear most often? Fish out your favorites. Use these clothes as a template for what else you should buy.
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next sentence for the context: Go shopping! Buy clothes similar to the ones you love. Make sure nothing has curse words or innuendos.

context: How to do a monthly budget
Calculate your monthly income.
As a rule of thumb, it's best to budget by the month. So, you'll need to determine your monthly income.
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next sentence for the context:
Remember to look at your take-home income, that is, what you get if/after taxes have been taken out. If you work hourly, multiply your hourly wage by the number of hours you work per week.