hair

Started to remove some coving trim under the main coving. Seems to have this yellow fibre mixed in with what I think is plaster. Anyone know what this is? Is it safe to remove? Worried it could be something linked with asbestos. House was built in the early 70s. Did think it could be horse hair...

Hi So, 1860s Victorian end Terrace. Old plaster delaminated and have removed from the walls - see pics. The external walls are faced sandstone, with solid stone rubble - they’re almost 30 inches thick! The partition walls are single skinned brick. The previous owners have wallpapered and...