<prompt> Translate the following text to EnglishMafaa ya hatari ni matoleo ya gesi, kioevu, au gesi, au mchanganyiko wa taka hizi, ambayo kwa sababu ya wingi wake, mkusanyiko, au tabia za kimwili, kemikali, au maambukizi inaweza kusababisha au kuchangia kwa kiasi kikubwa kuongezeka kwa vifo au kuongezeka kwa ugonjwa mbaya, usioweza kubadilika, au usioweza kubadilika, au kuunda hatari kubwa ya sasa au ya uwezekano kwa afya ya binadamu au mazingira wakati wa matibabu yasiyofaa, kuhifadhiwa, kusafirishwa, kuondolewa au kushughulikiwa.  <response>: HAZARDOUS WASTE - A solid, liquid, or gaseous waste, or combination of these wastes, which because of its quantity, concentration, or physical, chemical, or infectious characteristics may cause or significantly contribute to an increase in mortality or an increase in serious irreversible, or incapacitating reversible, illness or pose a substantial present or potential hazard to human health or the environment when improperly treated, stored, transported, disposed of, or otherwise managed. 