If you want a new kind of stealth challenge, this isn't it because there's far too much handholding going on throughout Operation Surma. |
Surma is made from antimony sulfide, but it may contain lead as an accidental impurity that remains in antimony sulfide, or it may be an intentional adulterant. |
An equally important source of lead exposure in our culture is the use of kajal and surma, both of which contain lead. |