Group 1 analyse, verb consider in detail and subject to an analysis in order to discover essential features or meaning break down into components or essential features make a mathematical, chemical, or grammatical analysis of

chemical, noun
material produced by or used in a reaction involving changes in atoms or molecules

chemical, adj
relating to or used in chemistry
chemical engineer
of or made from or using substances produced by or used in reactions involving atomic or molecular changes
chemical fertilizer

classic, noun
a creation of the highest excellence
an artist who has created classic works

classic, adj
of recognized authority or excellence
of or relating to the most highly developed stage of an earlier civilisation and its culture
of or pertaining to or characteristic of the ancient Greek and Roman cultures