Jan 7, 2015 #3 NascentOxygen Staff Emeritus Science Advisor 9,242 1,075 optotinker said: Seeking help on too many unknowns. Welcome tinker. A tinker would be interested principally in metallurgy?? tinker
optotinker said: Seeking help on too many unknowns. Welcome tinker. A tinker would be interested principally in metallurgy?? tinker