This was a very hot and steamy room heated by a hypocaust, an underfloor heating system. This was the hottest room in the regular sequence of bathing rooms; after the caldarium, bathers would progress back through the tepidarium to the frigidarium.
In the caldarium there would be a bath (alveus, piscina calida or solium) of hot water sunk into the floor and there was sometimes even a laconicum - a hot, dry area for inducing sweating.
Chloroplast His-to-Asp signal transduction: a potential mechanism for plastid gene regulation in Heterosigma akashiwo (Raphidophyceae).
May 03, 2007; Authors: Melinda R Duplessis (equal contributor) ; Kenneth G Karol (equal contributor) ; Elinor T Adman ; Lauren YS Choi...