adulterate

Watch out for weight-loss supplements, muscle builders, and sexual enhancers, which previous investigations have found are sometimes adulterated with illegal or obscured ingredients, such as pharmaceutical drugs and synthetic chemicals.

The FDA found serious problems at the HVAD’s manufacturing plant in 2014 and labeled the device “adulterated.”

The tech could also allow people to cross borders without passports — while certifying their identity and keeping a record of their movements that can’t be adulterated.

If there were a law to punish those who adulterate or falsify "truth," our magistrates would be kept extremely busy.

Thou shalt not adulterate thy mess tin by using it as a shaving mug.

Moreover, a neighbor may pollute the water supply, foul the air, and adulterate the food.

It is, of course, illegal to adulterate milk, yet it is sometimes done.

The most convenient and possibly the most common materials used to adulterate milk are water and skim milk.