I welded for 30 years,most of the time i used a 9 or 10 lens. I started using a cheater lens almost as soon as i started,it seems like when i turned 40 i needed glasses all of a sudden. If you can try several shades ,don't be afraid to try for a little while. The shades in different hoods may be...
Mixing cement in a wheel barrel i was surprised by how little water was needed. IMO the cement will never be completely without water weight. I think Brownbagg 's answer above at 145#cu.ft. wet and 144.4#cu.ft.dry to be correct but can't find my book to confirm..
I have two that leak too. Mine have a rubber plug in the side to add oil. That is where mine are leaking, the plugs seem to rot and i haven't found a good replacement so i store in a upright standing position and check the level when i use them.
Isn't it a shame how many people can't understand what they read or just don't know what the real answer is but still have to say something, even if it's flat out wrong....