Category: Health

How pigments are used?
health
How pigments are used?

Score: 4.6/5 (56 votes) Pigments are the compounds added to materials to give them color. This deceptively simple application has shaped our perception o...

Were oil prices negative?
health
Were oil prices negative?

Score: 4.9/5 (18 votes) On April 20, 2020, the front-month May 2020 WTI crude contract dropped 306%, or $55.90, for the session, to settle at negative $3...

What is thiophene made of?
health
What is thiophene made of?

Score: 4.5/5 (69 votes) It occurs with benzene in coal tar, from which source it was first isolated in 1883. Today, thiophene is prepared commercially fr...