▁film ▁of ▁a ▁magnetic ▁material ▁ ▁Econom ics ▁ ▁Econom ic ▁b ubble , ▁a ▁situation ▁where ▁market ▁prices ▁are ▁uns ust ain able ▁( many ▁historical ▁b ub bles ▁are ▁item ized ▁there ) ▁ ▁Filter ▁b ubble , ▁a ▁phenomen on ▁in ▁advert ising ▁and ▁social ▁media ▁known ▁as ▁b ub bling ▁of ▁like - mind ed ▁view ers ▁ ▁Science ▁ ▁B ubble ▁chamber , ▁a ▁particle ▁det ector ▁in ▁physics ▁ ▁B ubble ▁Neb ula ▁( N GC ▁ 6 8 2 2 ), ▁an ▁emission ▁ne b ula ▁in ▁Bar n ard ' s ▁Gal axy ▁ ▁NGC ▁ 7 6 3 5 ▁( also ▁known ▁as ▁the ▁B ubble ▁Neb ula ), ▁an ▁emission ▁ne b ula ▁in ▁the ▁Mil ky ▁Way ▁galax y ▁ ▁Sports ▁ ▁B ubble , ▁a ▁term ▁used ▁in ▁pok er ▁tournament s ▁ ▁B ubble , ▁in ▁selecting ▁the ▁field , ▁for ▁the ▁NCAA ▁Men ' s ▁Division ▁I ▁Basketball ▁Championship ▁or ▁NCAA ▁Women ' s ▁Division ▁I ▁Basketball ▁Championship ▁ ▁B ub bles , ▁the ▁nick name ▁for ▁the ▁hel met ▁logo ▁of ▁the ▁Detroit ▁L ions ▁ ▁Other ▁uses ▁ ▁B ubble , ▁an ▁inter person al ▁space ▁ ▁B ubble , ▁a ▁symbol ▁used ▁in ▁logic ▁gate ▁diag rams ▁ ▁B ubble , ▁sl ang ▁for ▁Me ph ed r one , ▁a ▁synth etic ▁stim ul ant ▁ ▁B ubble ▁Act , ▁an ▁Act ▁of ▁the ▁Parliament ▁of ▁Great ▁Britain ▁requiring ▁all ▁joint - stock ▁companies ▁to