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40 C.F.R.: Appendix A to Part 355—The List of Extremely Hazardous Substances and Their Threshold Planning Quantities (PDF) (July 1, 2008 ed.), Government Printing Office, archived from the original (PDF) on 2012-02-25
After surviving their first few days in India, the truckers face the most dangerous journey of their lives. Rick and Lisa go deeper into the Himalayas and up a new stretch of road called The Ledge--a one lane cliff-side path with a rock wall on one side and a sheer thousand-foot drop on the other.
More than 15,000 doctors signed a letter begging the US Senate to reject Robert F. Kennedy Jr.’s confirmation, calling the health secretary nominee ‘actively dangerous' (Getty Images)
R-salt (TNX, systematic name hexahydro-1,3,5-trinitroso-1,3,5-triazine), is an organic compound that has been used as an homemade explosive. [1] It is a high explosive , that is less sensitive than other compounds of similar availability. [ 1 ]
2. Lima Beans. It's a hassle to get the average person to eat lima beans cooked, but you shouldn't eat them raw either. Limas contain a compound called linamarin, which converts into the poisonous ...
Toxic: a chemical that has a median lethal concentration (LC 50) in air of more than 200 parts per million (ppm) but not more than 2,000 parts per million by volume of gas or vapor, or more than 2 milligrams per liter but not more than 20 milligrams per liter of mist, fume or dust, when administered by continuous inhalation for 1 hour (or less if death occurs within 1 hour) to albino rats ...
Refrigerant concentration limit / immediately dangerous to life or health in parts per million (volume per volume) and grams per cubic meter Molecular mass in atomic mass units Normal boiling points for pure substances, bubble and dew points for zeotropic blends, or normal boiling point and azeotropic temperature for the azeotropic blends, at ...
By 21st-century standards, the row of threaded cables, steel posts and wood planks used by hikers to clamber up and down the final 400 feet of polished granite are dangerous — incredibly so in ...