Phisherman wrote:

Recently I had my concrete driveway raised up. This caused a 3" chip
to come off my garage concrete floor. What is the best adhesive to
use to glue this concrete chip back into place? TIA


I'd bet a small sum that clear silicone caulk would work nicely. Never
tried it, but you want
something that will grip the pores of the concrete without adding bulk
to the joint., right?