How to secretly open a sealed envelope<br>Place a tea kettle on the stove. Boil water in a tea kettle until steam begins to shoot through the spout. The steam is what you'll use to loosen the glue in the envelope you want to open.
The steam helps in loosening tightly sealed things
Just because the steam helps in loosening the glue we are not told the same can be applied to other tightly concealed envelopes
( z1 help :ARG0 ( z2 steam ) :ARG1 ( z3 loosen :ARG1 ( z4 thing :ARG1-of ( z5 seal :ARG1-of ( z6 tight ) ) ) ) )