Definitions for terminology used in the Chemical Sensitivity and Chemical Allergy field

According to the Merriam-Webster Dictionary & from research resources

Conjugate –  acting or operating as if joined, joined together especially in pairs

MSDS – Materials Safety Data Sheet, a document that contains information on the potential hazards (health, fire, reactivity and environmental) and how to work safely with the chemical product

Spreading phenomenon – exposure to one chemical produced susceptibility to other environmental components

T.R.U.E. Test strips – is a plastic strip containing chemicals applied to the skin to determine allergies

Xenobiotic – a chemical compound (such as a drug, pesticide, or carcinogen) that is foreign to a living organism