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This contamination was not detected until 2018. The incident, according to medicinal chemist and pharmaceutical industry blogger Dr. Derek Lowe, points to a greater problem. Generic drug manufacturers often change the way in which prescription drug ingredients are made in order to lower costs of making them, so this kind of contamination may be ...
Toxic waste is any unwanted material in all forms that can cause harm (e.g. by being inhaled, swallowed, or absorbed through the skin). Mostly generated by industry, consumer products like televisions, computers, and phones contain toxic chemicals that can pollute the air and contaminate soil and water.
2013 aflatoxin contamination – Contamination with aflatoxins results in a milk recall in Europe and a dog food recall in the United States in February and March. 2013, May – A Chinese crime ring was found to have passed off rat, mink, and small mammal meat as mutton for more than 1 million USD in Shanghai and Jiangsu province markets. [79]
A mix-up rated as contamination could in reality be a simple confusion of two cell lines, but usually contamination is assumed. [ citation needed ] After a cell line has been discovered to be contaminated, it is usually never used again for research demanding the specific type of cell line they were assumed to be.
The most common exposure route to chemicals in the work environment is through inhalation. [4] Gas, vapour, mist, dust, fumes, and smoke can all be inhaled. Those with occupations involving physical work may inhale higher levels of chemicals if working in an area with contaminated air.
Within the sciences, the word "contamination" can take on a variety of subtle differences in meaning, whether the contaminant is a solid or a liquid, [3] as well as the variance of environment the contaminant is found to be in. [2] A contaminant may even be more abstract, as in the case of an unwanted energy source that may interfere with a process. [2]
The OSHA definition is part of a legal standard, which is the minimum legal requirement. Users or employers are encouraged to apply proper judgment to avoid taking unnecessary risks, even if the only immediate hazard is "reversible", such as temporary pain, disorientation, nausea, or non-toxic contamination.