For listed explosionproof equipment, factory threaded entries shall be made up with at least _____ threads fully engaged. The correct answer is: b) 4.5 Article 500 covers the installation requirements ...

Gholam Hossein Dehghani, Ambassador and Charge d'Affaires of the Islamic Republic of Iran to the United Nations, made the remark at the UN Disarmament Commission meeting on Tuesday, adding “the ...