Cracked hands caught just in time
A contact allergic dermatitis would give weeping and vesicles, but a contact irritant is more likely to dry out the skin, which results in the stratum corneum cracking.
These cracks go straight through the epidermis into the dermis such that further exposure to the irritant can penetrate more easily into the skin causing further pain and injury.
In this case the cause was exposure to cement. Cement plus water or sweat can be a powerful irritant. In time, the break in the skin barrier can cause allergy to the potassium dichromate in the cement. When that