![The pencil's rubber.
The pencil's rubber.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
The pencil's RUBBER.
The Big Bang Theory Season 4, Episode 18
![but is there a wedding ring
under those pretty rubber gloves?
but is there a wedding ring
under those pretty rubber gloves?](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
but is there a wedding ring
under those pretty RUBBER gloves?
The Big Bang Theory Season 10, Episode 8
![My mother made me wear rubber gloves
to kindergarten...
My mother made me wear rubber gloves
to kindergarten...](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
My mother made me wear RUBBER gloves
to kindergarten...
The Big Bang Theory Season 3, Episode 5
![I do. I tested their object
permanence with a rubber duck,
I do. I tested their object
permanence with a rubber duck,](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
I do. I tested their object
permanence with a RUBBER duck,
The Big Bang Theory Season 12, Episode 17
![Uh, aprons and rubber gloves are here.
Just scrape, wash and stack.
Uh, aprons and rubber gloves are here.
Just scrape, wash and stack.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Uh, aprons and RUBBER gloves are here.
Just scrape, wash and stack.
The Big Bang Theory Season 9, Episode 9