Top of Descent is a 100 gram aerosol can containing World Health Organisation recommended and approved insecticides together with a non-flammable, non-CFC propellant approved for use in aircraft.
Straight from the Aircraft Industry, these sprays are Most excellent if you have a Mite outbreak during the "flowering stage" as it can be risky spraying wet liquids on and around flowers as botrytus (grey mould) could result. This is a
"DRY MIST" Spray that is TOTALLY SAFE for HUMANS , PLANTS and the ANIMALS amoungst us!