This isn't even the same sport anymore
Ronnie did it too.
The only champion BB who never touched Synthol was Phil Heath.
Oil? don't think sowhat bodypart?possibly he tried calves but doubt even that
They all did at least shoot their oiled drugs in their delts, quads, arms. Take a pick
carrier oils decapitate synthol doesnt, it's meant to stay and has deleterious effects long term like blocking blood flow, necrosis and what not. There's some pubmed article on it.