A system developed by RiVR can scan a scene of real fire damage and then re-create the fire in VR.
Telecoms company Ericsson is testing a number of 5G prototypes, from VR games to robotic lawnmowers.
But the company admits there's some way to go before the tech is small enough and cheap enough to be added to consumer gadgets.
Video journalist: Cody Godwin
VR games and lawnmower bots: How Ericsson is testing 5G
Nothing to be Written is a virtual reality experience that moves you between war trenches, hospitals, trains and waiting at home for field postcards sent by soldiers during WW1.
Nothing to be Written is a virtual reality (VR) experience that moves you between war trenches, hospitals, trains and anxiously waiting at home for field postcards sent by soldiers during World War One.
BBC Click visited two Chelsea Pensioners, Michael Allen and Michael Paling asking them to put on VR headsets to try out the immersive journey and give their verdict.
What would they make of it?
Nothing to be Written is a VR experience about field postcards sent home by soldiers during WW1.
A virtual First World War trench experience is created by a Tamworth firm.
Developers at Abertay university say the virtual reality project is a unique way of remembering those who gave their lives in war.