[ John Grant wrote about phosphor bronze in 121009 MMDigest:

> The fumes (presumably from heating it) or dust and fine particles
> from grinding are highly irritating to the lungs and must be avoided.

Welding galvanized steel also releases very poisonous gases.  If anyone
happens to own a R.A.M. [Ragtime Automated Music] orchestrion and is
adding parts, keep this in mind, but if you are a welder you probably
know this already.

Tim L'Amoureux