Classification of dangerous goods air transport
Item 1.1 Items or substances that have an overall explosion hazard. Item 1.2 Items or substances that have a risk of projectile but no overall explosion hazard. 1.3 Items or substances that have a fire risk, a minor explosion, and/or a small projectile risk without an overall explosion hazard. Section 1.4 There are no significant dangerous items and substances. Section 1.5 Substances with an overall explosive risk and very low sensitivity. Section 1.6 Substances with no overall explosive risk and very low sensitivity. The second type of gas Section 2.1 Flammable gases. Section 2.2 Non-flammable, non-toxic gases. 2.3 Poison gas. The third type of flammable liquid Category IV Flammable solids, pyrophoric substances, substances that release flammable gas in contact with water Section 4.1 Flammable solids. Section 4.2 Self-igniting substances. Division 4.3 Substances that, in contact with water, release flammable gases. Category 5 Oxidants and Organic Peroxides 5.1 oxidants. Item 5.2 Organic peroxides. Category VI Toxic (toxic) Substances and Infectious Substances Section 6.1 Toxic substances. Item 6.2 Infectious substances. The seventh type of radioactive material. Eighth type of corrosion products. Ninth class Miscellaneous dangerous goods.
Vacuum forming is a manufacturing process used to create car parts by heating a plastic sheet and then stretching it over a mold using vacuum pressure.
You may probably find the automotive industry is the most made by vacuum forming,both for comsumer and commercial vehicles,trucks, and buses.Usually the vacuum forming car parts contain:Front bumper, rear bumper, ceiling, roof luggage compartment, wheel arches, doors, tailgate padding, dashboard, fenders, car logo, and interior and exterior plastic decorations.
In addition, the plastic trays which are used for the transportation of the engine block and cylinder also was made by vacuum forming.
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