Showers no longer runtime when you shower with an empty hand (#42410)
Showers no longer runtime when you shower with an empty hand (#42410)

held items actually contains "null" entries by default using just var/I
gets these null items and then tries to wash_obj a null causing a
runtime

Specifying /obj/item will stop the nulls being iterated
infinitystation/-tg-station,PKPenguin321/-tg-station,HippieStation/HippieStation,MrStonedOne/tgstation,Bawhoppen/-tg-station,JJRcop/-tg-station,WJohn/-tg-station,JJRcop/tgstation,Razharas/-tg-station,PKPenguin321/-tg-station,Fox-McCloud/-tg-station,Cruix/-tg-station,MicroWorldwide/SS13-TG-station,TheRealGLH/-tg-station,Jordie0608/tgstation,Razharas/-tg-station,nicbn/tgstation,Cyberboss/tgstation,Cyberboss/tgstation,NicholasM10/-tg-station,securitycopper/-tg-station,NicholasM10/-tg-station,tgstation/tgstation,erwgd/-tg-station,CPTANT/-tg-station,Jordie0608/tgstation,JStheguy/tgstation,QualityVan/tgstation,tgstation/-tg-station,QualityVan/tgstation,PKPenguin321/-tg-station,tgstation/tgstation,Niknakflak/-tg-station,JStheguy/tgstation,SamuelRowe/-tg-station,securitycopper/-tg-station,ShizCalev/tgstation,SamuelRowe/-tg-station,PKPenguin321/-tg-station,securitycopper/-tg-station,McBawbaggings/HippieStation,SamuelRowe/-tg-station,Cruix/-tg-station,WJohn/-tg-station,AnturK/-tg-station,Profakos/tgstation,optimumtact/-tg-station,kingofkosmos/-tg-station,NicholasM10/-tg-station,Bawhoppen/-tg-station,tgstation/tgstation,JJRcop/tgstation,Aranclanos/-tg-station,Arianya/tgstation,Thunder12345/-tg-station,anconfuzedrock/tgstation,nicbn/tgstation,HippieStation/HippieStation,Incoming5643/-tg-station,GunHog/-tg-station,TheRealGLH/-tg-station,NicholasM10/-tg-station,ShizCalev/tgstation,Incoming5643/-tg-station,NicholasM10/-tg-station,CPTANT/-tg-station,ShizCalev/tgstation,MrStonedOne/tgstation,MrStonedOne/tgstation,Cyberboss/tgstation,Aranclanos/-tg-station,PKPenguin321/-tg-station,anconfuzedrock/tgstation,MicroWorldwide/SS13-TG-station,Bawhoppen/-tg-station,XDTM/tgstation,NicholasM10/-tg-station,Jordie0608/-tg-station,erwgd/-tg-station,ohnopigeons/tgstation,HippieStation/HippieStation,infinitystation/-tg-station,WJohn/-tg-station,securitycopper/-tg-station,Razharas/-tg-station,Aranclanos/-tg-station,QualityVan/tgstation,McBawbaggings/HippieStation,JJRcop/tgstation,JStheguy/tgstation,AnturK/-tg-station,GunHog/-tg-station,Niknakflak/-tg-station,McBawbaggings/HippieStation,Fox-McCloud/-tg-station,kingofkosmos/-tg-station,Razharas/-tg-station,infinitystation/-tg-station,infinitystation/-tg-station,Fox-McCloud/-tg-station,anconfuzedrock/tgstation,ShizCalev/tgstation,JStheguy/tgstation,TheVekter/-tg-station,ohnopigeons/tgstation,Razharas/-tg-station,MicroWorldwide/SS13-TG-station,QualityVan/tgstation,QualityVan/tgstation,JJRcop/-tg-station,Cyberboss/tgstation,TheVekter/-tg-station,Arianya/tgstation,MrStonedOne/tgstation,Mark9013100/tgstation-m9,CPTANT/-tg-station,HippieStation/HippieStation,kingofkosmos/-tg-station,Thunder12345/-tg-station,Niknakflak/-tg-station,Bawhoppen/-tg-station,Jordie0608/-tg-station,JJRcop/tgstation,PKPenguin321/-tg-station,securitycopper/-tg-station,XDTM/tgstation,Fox-McCloud/-tg-station,TalkingCactus/tgstation,infinitystation/-tg-station,nicbn/tgstation,Razharas/-tg-station,McBawbaggings/HippieStation,Mark9013100/tgstation-m9,TheVekter/-tg-station,Thunder12345/-tg-station,MicroWorldwide/SS13-TG-station,Cruix/-tg-station,Arianya/tgstation,nicbn/tgstation,Incoming5643/-tg-station,Mark9013100/tgstation-m9,NicholasM10/-tg-station,ShizCalev/tgstation,JJRcop/tgstation,Incoming5643/-tg-station,anconfuzedrock/tgstation,TalkingCactus/tgstation,Mark9013100/tgstation-m9,Profakos/tgstation,tgstation/tgstation,WJohn/-tg-station,tgstation/tgstation,Bawhoppen/-tg-station,tgstation/-tg-station,MrStonedOne/tgstation,ShizCalev/tgstation,MicroWorldwide/SS13-TG-station,coiax/-tg-station,AnturK/-tg-station,JJRcop/-tg-station,Arianya/tgstation,Thunder12345/-tg-station,Bawhoppen/-tg-station,optimumtact/-tg-station,AnturK/-tg-station,McBawbaggings/HippieStation,Bawhoppen/-tg-station,TheVekter/-tg-station,Aranclanos/-tg-station,AnturK/-tg-station,securitycopper/-tg-station,CPTANT/-tg-station,Poojawa/tgstation-fork,JStheguy/tgstation,Incoming5643/-tg-station,erwgd/-tg-station,Cruix/-tg-station,Poojawa/tgstation-fork,Arianya/tgstation,HippieStation/HippieStation,JStheguy/tgstation,tgstation/tgstation,kingofkosmos/-tg-station,PKPenguin321/-tg-station,Fox-McCloud/-tg-station,Razharas/-tg-station,infinitystation/-tg-station,CPTANT/-tg-station,MicroWorldwide/SS13-TG-station,Niknakflak/-tg-station,coiax/-tg-station,XDTM/tgstation,Jordie0608/tgstation,optimumtact/-tg-station,tgstation/-tg-station,Jordie0608/tgstation,Poojawa/tgstation-fork,coiax/-tg-station,QualityVan/tgstation,infinitystation/-tg-station,TalkingCactus/tgstation,Niknakflak/-tg-station,MicroWorldwide/SS13-TG-station,XDTM/tgstation,Jordie0608/tgstation,MrStonedOne/tgstation,Mark9013100/tgstation-m9,Fox-McCloud/-tg-station,MrStonedOne/tgstation,TheVekter/-tg-station,CPTANT/-tg-station,GunHog/-tg-station,nicbn/tgstation,tgstation/-tg-station,optimumtact/-tg-station,Arianya/tgstation,Jordie0608/tgstation,Incoming5643/-tg-station,Niknakflak/-tg-station,optimumtact/-tg-station,coiax/-tg-station,Poojawa/tgstation-fork,CPTANT/-tg-station,securitycopper/-tg-station,WJohn/-tg-station,Thunder12345/-tg-station,securitycopper/-tg-station,coiax/-tg-station,HippieStation/HippieStation,XDTM/tgstation,Jordie0608/tgstation,nicbn/tgstation,Profakos/tgstation,XDTM/tgstation,ohnopigeons/tgstation,Cruix/-tg-station,Aranclanos/-tg-station,ShizCalev/tgstation,GunHog/-tg-station,AnturK/-tg-station,tgstation/tgstation,McBawbaggings/HippieStation,XDTM/tgstation,Fox-McCloud/-tg-station,McBawbaggings/HippieStation,Jordie0608/-tg-station,kingofkosmos/-tg-station,anconfuzedrock/tgstation,AnturK/-tg-station,Profakos/tgstation,ohnopigeons/tgstation,optimumtact/-tg-station,Thunder12345/-tg-station,nicbn/tgstation,Aranclanos/-tg-station,Incoming5643/-tg-station,JJRcop/-tg-station,GunHog/-tg-station,CPTANT/-tg-station,Cruix/-tg-station,Cruix/-tg-station,Thunder12345/-tg-station,Cyberboss/tgstation,Razharas/-tg-station,Aranclanos/-tg-station,Profakos/tgstation,SamuelRowe/-tg-station,McBawbaggings/HippieStation,TheRealGLH/-tg-station,Jordie0608/tgstation,WJohn/-tg-station,Niknakflak/-tg-station,ShizCalev/tgstation,JJRcop/tgstation,optimumtact/-tg-station,TheVekter/-tg-station,Jordie0608/-tg-station,QualityVan/tgstation,Poojawa/tgstation-fork,GunHog/-tg-station,Poojawa/tgstation-fork,kingofkosmos/-tg-station,Bawhoppen/-tg-station,Incoming5643/-tg-station,NicholasM10/-tg-station,TheRealGLH/-tg-station,MrStonedOne/tgstation,Poojawa/tgstation-fork,Cyberboss/tgstation,GunHog/-tg-station,Aranclanos/-tg-station,JStheguy/tgstation,TheVekter/-tg-station,JJRcop/tgstation,Cruix/-tg-station,HippieStation/HippieStation,anconfuzedrock/tgstation,Mark9013100/tgstation-m9,Cyberboss/tgstation,coiax/-tg-station,Arianya/tgstation,coiax/-tg-station,kingofkosmos/-tg-station,Mark9013100/tgstation-m9,infinitystation/-tg-station,WJohn/-tg-station,anconfuzedrock/tgstation,Profakos/tgstation,MicroWorldwide/SS13-TG-station,Profakos/tgstation,PKPenguin321/-tg-station,TalkingCactus/tgstation,tgstation/tgstation