FOAMING AGENTS, FOAMERS are the reagents, which are imparting to the liquid the ability for the forming of the foam.
FLAMMABILITY of the explosive substances is the sensitivity of the explosive substances to the ray of fire of the safety fuse.
FRONTAL MINING APPARATUS is the combination of the mining machines and mechanisms, which are structurally and kinematically linked together by all the parameters...
FIREWALL is the counter-fire wall, which is purposed for the separation of the adjacent enclosed spaces within the single building, or within the two adjacent buildings, with the purpose to prevent the spreading of the fire.
FLAMELESS BLASTING is the method for the blasting without the forming of the flame.
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