7. Mosquito Coils, Solar-Assist Tricycles, Palm Oil, Fiberglass Chopper Guns
Aired Apr 11, 201621 minTMDb
Insect-repellent ingredients are blended with combustible material, pressed into spirals and dried to make mosquito coils. Tricycle frames are fitted with photovoltaic panels, batteries and electric drive systems; harvested oil-palm fruit is sterilized, pressed and refined; and cutting mechanisms combine fibreglass strands with resin for spray application through chopper guns.
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