| Answer | Crossword Clue |
|---|---|
| ERASABLE | Can be easily removed by rubbing |
| sliprail | one of a horizontal set of fence rails that can be removed easily to leave a gateway |
| PEARL | Gem whose authenticity can be checked by rubbing it against the teeth |
| LEAD | It can be removed by chelation |
| tube | soft tubular container whose contents (as toothpaste) can be removed by squeezing |
| chromakey | a special television effect by which a coloured background can be removed from a picture and a different one substituted |
| chromakeys | CHROMAKEY, a special television effect by which a coloured background can be removed from a picture and a different one substituted |
