Smoke matches that burn for approximately 20 seconds and produce 1.4m3 of white smoke. Ideal for convection in air apparatus or as an indicator for fume cupboard operation. Supplied in t...
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Smoke matches that burn for approximately 20 seconds and produce 1.4m3 of white smoke. Ideal for convection in air apparatus or as an indicator for fume cupboard operation. Supplied in tubs of 75.
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