not bustin your chops, that is a 3k DIP, no where near a resin hone and compoud polish. That said, if someone does not want a glass like polish, they are a good option. Do be carefull working the lower grits as it will errode the softer minerals and fill leaving a textured finish
Did it have a white haze before you started?
Sounds like it has a coating on it
Does it have any shine to it?
Is the the grout lines shinney?
Does it darken when wet?
Efforecence gets blamed for a lot. Although, if a coating was applied that does not allow vapor transmission, it will...
the black nub with green ring is the tap-- we are not using any additional fuel pumps. the lowered floor allows less vertical travel....
if your using a fuel injected engine, you have a return and will need to intall t in fill hose.