image/svg+xml
Coldstore
Coolstore
Exhib-ition
-20
0
-10
10
20
30
Temperature
Human comfortfor permanentoccupation
16
18
Visitor comfort
26
Risk of freezingin services
4
The container
Moderately stable,Limited durabilityon display
Unstable
colour filmand photo
Nitrocellulose, rosin alumpaper, many plastics
Chemical stability
Annual cycle forminimum energyuse for storage
8
16
Stiffness increases withdecreasing temperature,relatively suddenly at theglass transition temperature
Gelatin > 60
-30 < rubber
PVAc
Polybutylmethacrylate
PVC plasticised
Mechanical stability
Catastrophic phase change,but often metastable
tin 13
Glauber'ssalt 32
water saturated 0