Soda, not only Coca Cola, in a bottle.
Needing a can opener, the wedge type, to open a can of beer or soda. The other end was usually a bottle opener.
How special TV dinners were because you had to wait for them to be heated up in the oven, and the anguish of mashed potatoes still frozen solid in the middle.
When the President gave a televised speech, you may as well turn the TV off because it was on all three major channels (ABC, CBS, NBC).
Related to this was, for the U.S. NTSC (the U.S. TV standard) living up to it’s nickname, Never Twice the Same Color. Flip through the three channels and you’d the President in three shades ranging from green to purple.
Also related was TV shows being broadcast in color after episodes only in B/W!
Summer TV reruns.
Prime Time TV - ~6-10PM in the U.S. when the most popular TV shows and movies were aired. No such thing as timeshifting, either you saw it as it aired or waited for summer reruns. In general, the 6-8pm time was supposed family oriented, then after that it could be more adult oriented.
Which leads to T&A TV, especially Battle of the Network Stars where your favorite TV actresses wore skintight see-through swimsuits during Prime Time, in the interests of errrr…friendly competition…yeah, that’s it!
Weekday Soap Operas, that sometimes went on for decades.
Movie of the Week, with epic, 3+ hour movies shown over two consecutive nights.
Do variety shows with a mix of comedic skits, singing and dancing still exist in the U.S.?
Lawrence Welk and his champagne music. And a one and a two…
Hardcover Encyclopedia sets with annual updates and door to door Encyclopedia salespeople.