Lt. Manufacturers should be used no salt, I also did not know why. I mixed 1% NaCl solution and thus made a facial sauna.
+ Rapid heating
+ Low power consumption
+ Ergonomically
- Device to something easy you just have to hold on or hold on to the cover, since the face of other articles as described is quite large. For my purposes, I've found a geeeignete "attitude".
- It smells like plastic / plasticizer? Although my nose is broken and I hardly what smell, you smell the plastic. I hope that still flies.
- Meaning the level HIGH is unclear. There is a high power level, however, one should not use them according to the manual. In fact, the low level already enough.
- The water tank is made of anodized aluminum? Stainless steel would have been appropriate for the intended sale price love Grundig.