The new gun control law passed by the Maryland Legislature created the following section in the Criminal Law:
§ 4-102 (b) A person may not carry or possess a firearm, knife, or deadly weapon of any kind on public school property.
The prohibition on knives has no exception for cafeteria staff. Or tableware in the cafeteria.
UPDATE—@MSchumacher asks, “Baseball w no bats?” A fair question. I seem to remember that Al Capone murdered someone with a baseball bat.
UPDATE 2—Conviction of a violation of this section can result in 3 years imprisonment. That is a sufficiently long possible sentence to cause loss of the right to possess a firearm under 18 USC 922(g) for any conviction under 4-102.
Think of it.
Someone walks into a school to pick up his sick child and forgets to take the Swiss Army knife out of his pocket …