I ka makahiki 1960, ua ʻike ʻia nā polymers super absorbent i loaʻa nā waiwai hoʻoheheʻe wai maikaʻi loa a ua hoʻohana maikaʻi ʻia i ka hana ʻana i nā diaper pēpē. Me ka hoʻomau mau ʻana o ka ʻepekema a me ka ʻenehana, ua hoʻomaikaʻi hou ʻia ka hana o ka polymer super absorbent. I kēia mau lā, ua lilo ia i mea me ka hiki ke hoʻoheheʻe wai nui a me ka paʻa, hoʻohana nui ʻia i ka lāʻau lapaʻau, ka mahiʻai, ka mālama ʻana i ke kaiapuni, a me nā ʻoihana ʻoihana, e lawe mai ana i ka ʻoluʻolu nui i nā ʻoihana like ʻole.