I'm guessing a cardboard toilet paper tube.
Hounslow Town tube station was created in 1903.
Hounslow Town tube station ended in 1909.
Camden Town tube station was created in 1907.
Sudbury Town tube station was created in 1903.
Acton Town tube station was created in 1879.
a you tube roll model/sensation
South Kentish Town tube station ended in 1924.
South Kentish Town tube station was created in 1907.
The weight of a cardboard tube from a toilet paper roll typically ranges from 10 to 20 grams, depending on the brand and type of toilet paper.
If the rug is dry, roll it into a tube, then lay it flat again and flip it over and roll into a tube again. It may take several times to get the wrinkles out, but eventually the rug will lay flat.
It uses an expansion valve, not an orifice tube.