context: A man kneels on one knee in a room and talks to the camera. The man raises his right arm and reaches to the ground with his left hand. the man
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next sentence for the context: switches and does the other side.

context: How to criticize a colleague's work
Examine your motivation.
Only provide feedback if you are truly trying to help your coworker and improve your work product. If you are criticizing because you do not like the person, are frustrated, or are stressed, keep your criticisms to yourself.
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next sentence for the context: If you are not criticizing someone for the right reasons, try talking to a friend or family member so you can vent. Feedback should only be given for a specific purpose not just for the sake of doing it.

context: A man is inside a work shop while he shows off a bike. he
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next sentence for the context: spins the tires and adjusts the chain.

context: How to work out water tank capacity
Measure the radius of the circle at the bottom of the cylinder.
The region enclosed by the circle at the bottom of the cylinder is your bottom base surface (b). A radius is any line segment that runs from a circle's center to its perimeter.
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next sentence for the context:
To find the radius, simply measure from the mid-point of the cylinder's bottom to the outside of the circle. A diameter is any straight line segment that passes through the center of the circle and has endpoints on the circle's perimeter.