The original version implied that the dangerous cult based itself on one of the few books remaining after the holocaust: L. Ron Hubbard's "Dianetics." Lawyers for Scientology got wind of this and threatened to sue Apollo Pictures, who removed all references to Hubbard and Dianetics.
Ten Watt! Just theirs, not ours.
Ethan says, "We have Hydrogen dioxide," meaning water. But water is known as dihydrogen oxide or dihydrogen monoxide. Hydrogen Dioxide would be HO2, which cannot exist.
After the end credits, Adam Ant as Derek Abernathy closes his bible, makes a sign with his right hand and says "Let us pray".