Cleaning off epoxy with acetone or alcohol before it is set is important to avoid unnecessary labor cleaning once hardened. Epoxy will also come off with a blade before it is 100% cured. After setting, epoxy is strong and is more resistant to removal should you leave excess and requires sanding along the glue line.
Redox - Memory aids. 1  The key terms involved in redox are often confusing.  2 OIL RIG â oxidation is loss of electrons, reduction is gain of electrons.  3 LEO the lion says GER â loss of electrons is oxidation, gain of electrons is reduction.
Letâs go back to the apple example mentioned earlier to elaborate. An apple is a favorite example to illustrate a one joule of work when using the definition given earlier (i.e., the amount of work done â¦.) because an apple weighs approximately one Newton. Thus, youâd have to exert a one Newton upward force to counteract its one Newton weight.