Products are to be placed on tissue paper and are covered with cheesecloth as the indicator of a fire hazard during abnormal tests (i.e. component fault, motor locked rotor, fan failure, etc.)
Cheesecloth is untreated cloth running 14-15 yards2/lb. (26-28 m 2/Kg) and a trade count of 32 by 28 per most standards. Cheesecloth comes in 36 in. x 5 yd. lengths. Tissue paper is in package of ten sheets each measuring 20x25 in.