Want this question answered?
our regular household gas is called LPG. it contain butane, propane, iso-butane.
No. Clay, vegetable oil, Isopropyl Alcohol, Rosin, Talc, Soybean derivative, and carbon black
I think a vessel is containing a fluid under high pressure whereas a drum contain a fluid with no or low pressure.
PVC pipe is an acceptable product to use in chillers that contain glycol. You should never use galvinized pipe where glycol is used. Copper is acceptable as well.
Dezincification is a process of removing Zinc from the Brass,In potable water containing chlorine the zince from the brass gradually reacts with the chlorine in water leaving rich and porous copper exposed, to prevent this arsenic or tin is added so that the Zinc contain in brass is not exposed and so the copper Regards Ronald pate(Pune,India )
Rock wool insulation was a substitute for asbestos insulation. You bought one or the other, not both.
Johns-Manville sold products containing asbestos until 1985. Products manufactured under the Manville brand name include Manville wallboard, roofing products, siding, cement board, asbestos paper, felt, cloth, gaskets, packing seals, cements, electrical products, pipe covering, block insulation, piping, and floor tiles.
Some, but not all, forms of insulation used to contain asbestos. Insulation applied new now does not contain asbestos.
No. Rockwool or mineral wool insulation is mineral fibers from volcanic rock heated and spun into a cotton candy texture and has never been reported to have been manufactured using asbestos.
No, masonite does not contain any asbestos.
Gypsum insulation made prior to the 1970s included asbestos as a means of providing increased physical strength and insulation capacity to the product. Gypsum insulation made after the 1980s generally did not contain asbestos.
no.
Johns-Manville where a large producer of asbestos products, should you have any doubt as to the content of asbestos in a product, the only sure way to find out is by analysis under a Polarised Light Microscope, other wise you should always assume a positive presence of asbestos
No, not all vermiculite contains asbestos. You should have it tested.
no
It is possible that a brand of Johns Manville Spintex rock wool insulation from the 1950s may contain asbestos. Asbestos was commonly used in insulation materials during that time period. To confirm if the specific product contains asbestos, it would be best to have it tested by a certified laboratory.
No modern insulation product sold in North America or the European Union contains asbestos.