1. chemical
Magnesium is a chemical element.
Immediately after it caught fire, the chemical factory blew up.
Our company is planning to build a new chemical plant in Russia.
The chemical formula for water is H₂O.
Chemical companies are waiting until everything dies down before reinvesting.
The chemical symbol H expresses hydrogen.
It is only recently that crude oil has come to be used to make chemical products.
Chemical products account for approximately two-thirds of our exports.
As a result of some factories using fossil fuels, chemical emissions have already caused serious environmental problems.
Professor Morita presided at a meeting of the Chemical Society.
The scientist found that rats treated with the chemical lost on average 30% of their weight.
You'd better be careful with this liquid - I wouldn't trust a chemical substance. It can eat away your skin.
They work to prevent harm not only to workers but also to property, the environment, and the public by inspecting workplaces for chemical, radiological, and biological hazards
Some of the chemicals used to kill insects on farms can be bad for our health.
You must wear gloves when handling any of these chemicals.
2. chemist
Steve is the best chemist in our town.
He works as a chemist in a large pharmaceutical firm
My father is a chemist.
I'm going to the chemist to buy some painkillers for my headache
A chemist can advise you on treating mild illnesses.
You can fill in a prescription in the local chemist's.
Two of my friends are researchers; one is a linguist, the other a chemist.
Johnny was a chemist; now Johnny is no more. For what he thought was water, was H2SO4.
English word "químico"(chemist) occurs in sets:
Doctors and specialities - Médicos e especialidades