Page 70, Veronika's profile:
"Specialties: Electrician, Scientists"
Unless she can split into multiple people, drop the final 's'.
I think that the odd phrasing of "short, dark hair and eyes" for her and "long, dark eyes hair" for Masha have both previously been pointed out. It's perhaps also worth noting that neither description seems to fit its accompanying illustration: Veronika's hair seems to fall past her shoulders, while Masha is portrayed as a blonde.