ヒ素 です
hisodesu
1. Arsenic.
Noun
#152382
1. Arsenic.
1. secret; private
1. to lurk; to be hidden
1. in a whisper; in a low voice
1. Hiding; Concealing
1. Secretly; Stealthily
1. Submerge; Dive
1. Lurking; Hiding
1. Is staying.; Is lurking.
1. Secret; Hidden