Why do spherical ice containers have dimples on their exterior ...

[LaDunn]

Why do spherical ice containers have dimples on their exterior surface?
 
  A) The dimples allow for expansion of the ice when it freezes
  B) The dimples increase the volume of water contained inside the sphere
  C) The dimples help the spheres align correctly with each other and interlock
  D) The dimples provide extra surface area for better heat transfer

Question 2

Which ice thermal storage system is the most complex?
 
  A) Solid ice brine coil systems B) Ice on coil systems
  C) Ice harvesting equipment D) Ice in containers

[owenfalvey]

Answer to Question 1

A

Answer to Question 2

C

[LaDunn]

Thanks for the timely response, appreciate it

[samiel-sayed]

Gracias!