Whether glassware can be rendered fit for kosher use depends on who you ask.
There is no single standard for keeping kosher, and therefore no single standard for keeping a kosher home. But here's how to get started.
Some Jews perform symbolic sanctification of newly acquired items.
Readying cooking vessels for a kosher kitchen
Boiling water--with the occasional submersion in dirt
Get your water boiling.
Very high heat for these cooking appliances
Different opinions from different movements and rabbis
How do you make your sink kosher?
How to make your kitchen kosher.