This past weekend Bergman and wife took what he calls the Block Jaw, P-S-C One. The acronym for personal cage one made of PVC pipes and steel bolts to make a funny video on a way people could ...

Images of a couple wading into the ocean with rickety homemade shark cages have gone viral ... The cages - which Mr Bergman has branded the Blockjaw PSC1, or Personal Shark Cage 1 - are made from PVC ...