, ▁invent ed ▁the ▁now ▁u bi quit ous ▁hand ▁san it izer . ▁The ▁existence ▁of ▁this ▁person ▁is ▁disput ed ▁and ▁some ▁claim ▁that ▁the ▁Lu pe ▁Hern ande z ▁in ▁question ▁was ▁a ▁man ▁and ▁not ▁a ▁woman . ▁ ▁Hern ández ▁invent ed ▁the ▁hand ▁san it izer ▁while ▁a ▁student ▁nur se ▁in ▁B akers field , ▁California ▁in ▁ 1 9 6 6 , ▁discover ing ▁that ▁a ▁subst ance ▁with ▁ 6 0 - 6 5 % ▁alco hol ▁could ▁become ▁a ▁cle ans er ▁without ▁the ▁need ▁for ▁water ▁and ▁soap . ▁ ▁While ▁little ▁bi ographical ▁information ▁is ▁available , ▁if ▁alive , ▁she ▁should ▁be ▁in ▁her ▁mid - 7 0 s . ▁It ▁has ▁also ▁been ▁reported ▁that ▁Lu pe ▁Hern ande z ▁is ▁male , ▁although ▁the ▁ver acity ▁of ▁this ▁claim ▁cannot ▁be ▁verified . ▁▁ ▁Nevertheless , ▁there ▁is ▁no ▁as certain able ▁information ▁about ▁even ▁the ▁existence ▁of ▁such ▁Lu pe ▁Hern ández ▁and ▁nobody ▁has ▁a ▁record ▁of ▁such ▁a ▁pat ent ▁file , ▁so ▁it ▁looks ▁like ▁this ▁story ▁is ▁nothing ▁more ▁than ▁an ▁urban ▁legend . ▁It ▁has ▁no ▁document al ▁support ▁even ▁in ▁B akers field ▁Museum . ▁ ▁References ▁ ▁Category : American ▁invent ors ▁Category : American ▁n urs es ▁Category : L iving ▁people <0x0A> </s> ▁Mark o ▁Ž der o ▁( ; ▁born ▁ 1 4 ▁March ▁ 1 9 8 5 ) ▁is ▁a ▁Ser bian ▁professional ▁basketball ▁player