On 11/30/2014 12:59 PM, Fred Cisin wrote:
The worst offenders of all have been the "Highest
quality" and most
expensive of the foams.
The cheapest variety of this stuff (and the least subject to
degradation) for me has been polystyrene foam painted with some sort of
black conductive paint.
I recall that expensive DIPs were sometimes shipped with a molded rubber
retainer that also protected the pins.
Tubes are good, however.