SNS
Yes. Basic physics education for blue collar kids was lost in the UK around 1968. We now have a whole generation of people who had the money but not the understanding. They did the couse but knew SFA once they had passed the exam. This is part of the issue with the UK. They make up their own rules then invent the reality to match. You are not alone.
DAR
Tell em as it IS! They need a heater. Happy Holidays!