I am not sure if this is relevant but there are liquids that turn solid by application of a magnetic or electric field.
Used for electrical clutches istr.
MUTR used to do it but i cannot find them now.
I am not sure if this is relevant but there are liquids that turn solid by application of a magnetic or electric field.
Used for electrical clutches istr.
MUTR used to do it but i cannot find them now.