▁class ifications , ▁saying ▁that ▁when ▁r ats ▁or ▁m ice ▁in h ale ▁fine ▁Ga As ▁pow ders ▁( as ▁in ▁previous ▁studies ), ▁they ▁get ▁cancer ▁from ▁the ▁resulting ▁lung ▁ir rit ation ▁and ▁infl amm ation , ▁rather ▁than ▁from ▁a ▁primary ▁car cin ogen ic ▁effect ▁of ▁the ▁Ga As ▁itself — and ▁that , ▁moreover , ▁fine ▁Ga As ▁pow ders ▁are ▁unlikely ▁to ▁be ▁created ▁in ▁the ▁production ▁or ▁use ▁of ▁Ga As . ▁ ▁See ▁also ▁ ▁Al umin ium ▁ar sen ide ▁Al umin ium ▁gal li um ▁ar sen ide ▁Ar s ine ▁Cad m ium ▁tell ur ide ▁Gal li um ▁ant imon ide ▁Gal li um ▁ar sen ide ▁ph osph ide ▁Gal li um ▁mang an ese ▁ar sen ide ▁Gal li um ▁nit ride ▁Gal li um ▁ph osph ide ▁H eter ost ruct ure ▁em itter ▁b ip olar ▁trans istor ▁Ind ium ▁ar sen ide ▁Ind ium ▁gal li um ▁ar sen ide ▁Ind ium ▁ph osph ide ▁Light - em itting ▁di ode ▁M ES F ET ▁( met al – sem icon duct or ▁field - effect ▁trans istor ) ▁MO V PE ▁Mult ij unction ▁solar ▁cell ▁Phot om ix ing ▁to ▁generate ▁TH z ▁Tr im eth yl gal li um ▁ ▁References ▁ ▁C ited ▁sources ▁ ▁External ▁links ▁ ▁Case ▁Studies ▁in ▁Environment al ▁Medicine : ▁Ar sen ic ▁To x icity ▁Phys ical ▁properties ▁of ▁gal li um ▁ar sen ide