The researchers are also investigating ways to remove waste material from used water and convert solar energy into electrical power.
(The researchers; are investigating; ways to remove waste material from used water and convert solar energy into electrical power) Context(The researchers are investigating,List([0, 38))):(The researchers; are investigating to remove; waste material; from used water) Context(The researchers are investigating,List([0, 38))):(The researchers; are investigating to convert; solar energy; into electrical power)
The researchers are investigating,List([0, 38)) The researchers are investigating,List([0, 38))
The researchers The researchers The researchers
are investigating are investigating to remove are investigating to convert
ways to remove waste material from used water and convert solar energy into electrical power
waste material from used water
solar energy into electrical power