Musamman hanyoyin sinadarai, ruwan da ke cikin bututun ruwa galibi yana da guba, rediyoaktif kuma mai haɗari.Bawuloli na duniya masu rufewa na BellowsAna amfani da su don hana zubar da duk wani sinadarai mai guba zuwa sararin samaniya. Ana iya zaɓar kayan jiki daga duk kayan da ake da su, kuma ana iya samar da bellow ɗin a cikin kayan daban-daban kamar 316Ti, 321, C276 ko Alloy 625.

• 1). Akwai iyawa iri-iri kamar yadda ake samu a cikin tsarin yau da kullun (tsarin tsayi), tsarin kusurwa, da tsarin Wye (tsarin Y).
• 2). Ƙarfe yana rufe tushen motsi kuma yana ƙara juriyar bawuloli masu cike da hatimin tushe.
• 3). Ana gwada bawuloli masu rufewa da ke ƙasa ta amfani da na'urar auna yawan zubar ruwa don gano yawan zubar ruwa da ke ƙasa da 1x10E-06 std.cc/sec. Tsarin rufewa biyu (hatimin bellows da marufin tushe) idan bellows ɗin suka gaza, marufin bawul ɗin kuma zai guji zubewa, kuma bisa ga ƙa'idodin matsewa na duniya;
• 4). Sauƙin yin aiki da sake fasalin kujerun, don dalilai daban-daban.
• 5).. Tazarar tafiya ta ɗan gajeren faifai (bugun jini) tsakanin wurare a buɗe da a rufe,Bawuloli na duniya masu rufewa na Bellowssun dace idan dole ne a buɗe bawul ɗin kuma a rufe shi akai-akai;