The precursors are more accurately acetylene and hydrogen chloride. But acetylene can be stored and transported as the solid calcium acetylide (aka calcium carbide), which releases acetylene by reaction with water. So this is potentially easier than you made it sound.
The precursors are more accurately acetylene and hydrogen chloride. But acetylene can be stored and transported as the solid calcium acetylide (aka calcium carbide), which releases acetylene by reaction with water. So this is potentially easier than you made it sound.