What is the universal (world wide) understanding behind degaussing hard disks?

[Grizzly]

03 April 2018  at 19:09, David Fletcher wrote:
Re: What is the universal (world wi (at least in part)

>PS
>
>I always use a lump hammer to drive a cold chisel through any drive I
>intend to put in the metal recycling bin.

Whats wrong with Thermite, easy to make and the heat will far excede the Curie 
temperature of any disk plater material, not to mention melting it