Source: wikibot/karol-olszewski
= Karol Olszewski
{wiki=Karol_Olszewski}
Karol Olszewski (1846–1915) was a notable Polish chemist, recognized primarily for his contributions to the field of low-temperature physics and for being one of the pioneers of cryogenics. He was a key figure in the liquefaction of oxygen and other gases, which laid the groundwork for advancements in both scientific research and various industrial applications.