Chemists do it reactively.
Chemists do it in test tubes.
Chemists do it in equilibrium.
Chemists do it in the fume hood.
Chemists do it in an excited state.
Chemists do it periodically on table.
Chemists do it organically and inorganically.
Electrochemists do it with greater potential.
Polymer chemists do it in chains.
Pharmaceutical chemists do it with drugs.
Analytical chemists do it with precision and accuracy.