By “service” they probably mean something closer to “community service”: volunteering to help out your community and the people in need around you. Many people find it quite fulfilling.
By “service” they probably mean something closer to “community service”: volunteering to help out your community and the people in need around you. Many people find it quite fulfilling.
Surface tension and reactions are manifestations of the same underlying phenomenon. I’m certain that causing a change in one would also affect the other.