The following will be observed: Triple-beam balances may be used at your desk and returned (clean) to the balance room after use.
(Triple-beam balances; returned; to the balance room after use) (The following; will be observed; ) Context(The following will be observed,List([0, 30))):(Triple-beam balances; may be used; L:at your desk)
The following will be observed,List([0, 30))
Triple-beam balances The following Triple-beam balances
returned will be observed may be used
to the balance room after use
L:at your desk