- 1. Some of the companies illegally sent the wherewithal for making chemical weapons.
- 5. The Department maintains many close contacts with the chemical industry.
1. produced by or used in a reaction involving changes in atoms or molecules
1. relating to or used in chemistry;
- "chemical engineer"
- "chemical balance"
- synonym： chemic
2. of or made from or using substances produced by or used in reactions involving atomic or molecular changes;
- "chemical fertilizer"