Each compressed gas cylinder must—
(a)
Be stored in a ventilated area;
(b)
Be protected from excessive heat;
(c)
Be prevented from falling;
(d)
Be tested after any repair, modification, or alteration to the pressure boundaries as set forth in § 197.462; and
(e)
Meet the requirements of—
(2)
49 CFR 173.34 and CFR part 178, subpart C.