When I took a TV servicing class in high school in the 1970s we were told just to keep our left hands in our back pockets so the discharge will ground through o

When I took a TV servicing class in high school in the 1970s we were told just to keep our left hands in our back pockets so the discharge will ground through our right side and not across our hearts. The biggest hazard was breaking our hand on the chassis as we jerked back from the shock. I never heard of any kids getting hurt, so it was fine.