Use personal protection equipment (PPE), safety, and effectiveness, it is necessary to use a device that has been certified according to international standards or standards specific to their country, as well as to provide operational according to the "Act, occupational health and safety in the working environment, 2554 (2011)", Chapter 2, section 22, the employer, and employees wearing personal protection equipment safety standard, according to which the Director-General announced. That it must follow the prakasok of labour protection and welfare. A subject standards the equipment protected personal security September 22 2554 (2011). "
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