No. Once the putty has dried there is nothing that can be added to regenerate the putty without affecting the quality of the product.
Stain-Free Putty is an oil-free non-staining putty that performs the same as other putties be can be used safely without staining the following materials; Granite, Marble, Quartz, Sandstone, Corian®, or any natural, porous surfaces. 
Any Plumber’s Putty which falls into the drain in small quantities will dissolve and flow through the drain without incident.   
Once out of the container and used as a bedding compound for strainers, faucets and tub waste and overflows, the putty will remain pliable when it is not exposed to air. If the putty is exposed to air for an extended period of time, it will harden and become brittle.    
Yes. Epoxy Putty can be drilled, tapped and machined while maintaining its integrity.
Yes. You must prep the surface first. This means that all finishes must be removed and the surface roughed up to allow the Epoxy Putty a good surface for bonding.     
Once Epoxy Putty cures it can only be removed mechanically (i.e. grinder, drill).
No, stain free putty should not be used on ABS materials. Instead, silicone sealant is recommended. 
This warning is listed because the Plumbers Putty contains small traces of Quartz; however the Quartz is inextricably bound and cannot come out of the product, so as a result it is not harmful.
Maximum temperature is 250°F.