The abbreviations MOSH and MOAH stand for chemical compounds found in mineral oil. MOSH stands for "mineral oil saturated hydrocarbons," while MOAH stands for "mineral oil aromatic hydrocarbons." MOSH can be absorbed by the body when consuming food, stored in various organs, and lead to respective damages. The MOAH fraction includes, among other things, carcinogenic substances.

Source: www.bfr.bund.de