Lots of paranoia around here. The effect of any poison is dependent on the specific compound involved and dose along with the frequency and duration of exposure. For example, many old houses contain asbestos, but there is no particular risk if the material is stable and not disturbed. It is when the material is removed that things become hazardous unless special precautions are taken.
Here's a link to the CDC web site on beryllium: https://www.atsdr.cdc.gov/csem/csem.asp?csem=5&po=15
And, just to make everyone extra paranoid, don't forget that apple seeds contain cyanide and solanine can be found in potato skins.
Here's a link to the CDC web site on beryllium: https://www.atsdr.cdc.gov/csem/csem.asp?csem=5&po=15
And, just to make everyone extra paranoid, don't forget that apple seeds contain cyanide and solanine can be found in potato skins.