Constants, Equations, Tables x 10 ppm 1 pint 437 ml. 1 gallon 3.785 liters x 10
ID: 526835 • Letter: C
Question
Constants, Equations, Tables x 10 ppm 1 pint 437 ml. 1 gallon 3.785 liters x 10 ppm. atm 1 m3 1000 L mg milligram of material 1 kg 2.2 lbs m3 cubic meters of air 1 ft3 28.32 liters ppm x MW x 24.45 Atomic Masses of Elements Carbon 12 Hydrogen 1 Calculating TLVs for Liquid Mixtures n 16 TLV, F- weight fraction of component TLV TLV of component Species LFL UFL Hexane LFL i 1 1.2 7.5 LEListbe Methane 5.0 150 and air, lower flammable limit for component Ethylene Ris the mole fraction (in volume Acetone 2.6 12.8 nisthe number of component on a combustible basis, Ethyl Ether 1.9 48.0 of combustible species.Explanation / Answer
Ans 23 a) HAZOP ( Hazard and Operability Analysis)
It is the systematic and structured examination of process or a procedure to evaluate or identify its problems that may cause potential hazards or risks to the personnel or equipments.
The HAZOP technique foe evaluating chemical processes was first developed in 1960s.