Chilldyne's liquid cooling system uses negative pressure to ensure liquid isn't spilled on the electronics.
Cold plates inside a server cooled with Aquila's Aquarius liquid cooling technology
A server liquid-cooled by a CoolIT Systems solution
Racks filled with Lenovo servers and cooled by Lenovo's DTN (Direct to Node) liquid cooling system at LRZ, or the Leibniz Supercomputing Center, located outside of Munich
GRC's cooling tanks at a CGG data center in Houston
Sandia National Laboratories