A person who deals with substances, particularly in the context of illegal drugs, is often referred to as a dealer or trafficker. In a broader context, someone who works with chemicals or pharmaceuticals may be called a chemist or pharmacist, depending on their specific role and qualifications. Additionally, those who engage in substance use or addiction may be referred to as users or addicts.
Chemistry is the branch of science which deals with the properties, composition and the structure of matter. It also deals with chemical reactions, changes in matter, and the principles which govern these changes. In more simple terms it is about substances, how they behave and how we can make new substances.
materials engineering
This substance is called "reactant" or "initial product".
New substances that are produced are called products.
Starting substances are called reactants in a chemical reaction. Reactants are the substances that are present at the beginning of a chemical reaction and undergo transformation into products.
pyrotechnician
These substances are called narcotics.
An antique dealer.
Person who designs, makes, sells, or repairs jewelry, watches or a person who deals with jewels called "jeweler".
Home Automation Specialist or Contractor.
A person who deals in stolen goods is called a fence.
Person who designs, makes, sells, or repairs jewelry, watches or a person who deals with jewels called "jeweler".
Chemistry is the branch of science which deals with the properties, composition and the structure of matter. It also deals with chemical reactions, changes in matter, and the principles which govern these changes. In more simple terms it is about substances, how they behave and how we can make new substances.
Cardiology is the study of hearts, so a cardiologist would be a doctor who deals with hearts.
The word 'chimie' is a French word. It translates to 'chemistry' in the English language. Chemistry is a type of science that deals with identifying substances and the ways a person uses them.
materials engineering
materials engineering