It indicates a hazard less severe than skullandcrossbones, used for poisons, or the corrosive sign. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The crest consists of a bulls head and two wrenchs similar in position to a skullandcrossbones....
aIn addition to these physically different environments the level of hazard, to people, in each environment is also a significant factor within its characterisation. For example working at high temperatures, in an explosive atmosphere or with corrosive substances. 除这些完全不同的环境之外危险的水平,对...
Hazard marking whether corrosive, irritant, harmful, toxic, very toxic………. ……….. RISKS Phrases noted on label (e.g. Harmful in contact with skin) ……… Safety Phrases noted on labels (e.g. avoid contact with skin) ……… PRECAUTIONS noted on label (e.g. Use in well ...
Maintenance of cell culture is firmly linked with safety interlinked with cross contamination issues. This is because, cell culture unit contains many particular dangerous agents linked with hand contact and modifying chemicals, solutions of corrosive nature, tissues and cells of plant, animal or human...