It can be done, but you would actually have to reduce the vehicle's Gross Vehicle Weight Rating to 26,000 lbs. or less.. you're not going to derate a tandem.
An orifice is a hole (as in "anus orifice"). A propane orifice could be created using brass. Consult your local professional.
Orifices is the plural of orifice
An orifice is an opening, cavity, or hole.
The vaginal orifice is the opening of the vagina
The vaginal orifice is the opening of the vagina
That is the cirrect spelling of orifice (a hole or opening).
If you mean an "orifice tube", then yes.
generally vena contracta is formed at distance of d/2 from orifice where d is diameter of orifice.
Orifice tube on f150 with 4.2
The rock climbers could not see into the dark orifice of the cave.
An orifice is an opening (as a vent, mouth, or hole) through which something may pass.