Adolescence /ˌæd

environmentally friendly adjective
not harmful to the environment
environmentally-friendly washing powder
nuclear /ˈnjuː.klɪə r / /ˈnuː.kliː.ɚ/ adjective PHYSICS
3. specialized relating to the nucleus of an atom
nuclear fission/fusion/physics
nuclear /ˈnjuː.klɪə r / /ˈnuː.kliː.ɚ/ adjective POWER
1. being or using the power produced when the nucleus of an atom is divided or joined to another nucleus
nuclear energy/power
a nuclear power plant
the nuclear industry
2. relating to weapons, or the use of weapons, which use the power produced when the nucleus of an atom is divided or joined to another nucleus
a nuclear war/attack nuclear disarmament
How many nations have a nuclear capability (= have nuclear weapons) ?
rechargeable /riːˈtʃɑː.dʒə.bl ̩/ /-ˈtʃɑːr-/ adjective
able to be recharged
a rechargeable battery
renewable /rɪˈnjuː.ə.bl ̩/ /-ˈnuː-/ adjective
1. describes a form of energy that can be produced as quickly as it is used
renewable energy sources such as wind and wave power
2. If an official document is renewable, its use can be continued for an extra period of time
a renewable passport/ contract
solar /ˈsəʊ.lə r / /ˈsoʊ.lɚ/ adjective [ before noun ]
of or from the sun, or using the energy from the sun to produce electric power
solar radiation solar flares a solar cell/panel solar heating
unleaded /ʌnˈled.ɪd/ adjective
describes a type of petrol or other substance that does not contain lead
Does your car use unleaded petrol?