Organometallic compounds are defined by the presence of a bond between a metal & this element
Carbon
With a pillow & mattress made from this "spring-back" foam; perhaps you recall that engineer Charles Yost invented it
Memory Foam
A Hungarian exam
Budapest Test
This type of energy is sustainable but not yet renewable; it could be if we start getting the uranium from seawater
Nuclear
Goldilocks should know that this 8-letter word is Brit speak for oatmeal
porridge
The lipids, which include fats & oils, are organic compounds that don't appreciably interact with this
Water
The pineal gland in my brain is secreting the right amount of this hormone that's also an antioxidant, so just fine
Melatonin
A Korean parchment curled up for storage
Seoul roll
Let's dig up the fact that in 2021, this fossil fuel provided about 22% of U.S. electricity generation
Coal
When part of a 3-piece suit, a waistcoat is this
a vest
The human body produces this vitamin when a sterol in the skin absorbs radiation
Vitamin D
Better now that I've got these window coverings that sound like they simulate a power outage to stop all light from coming in
blackout curtains
A Lebanese matching jacket & trousers
Beirut Suit
Power source of the Stanley brothers' 1910 automobiles, per the name
Steam
For taking a walk with a British baby, a stroller is a pushchair & a baby carriage is this 4-letter word
a pram
Relative atomic mass is another name for this
Atomic Weight
Really well after a hot bath infused with the essential oil of this fragrant purple flower, a noted natural sleep aid
lavender
Philippine flavoring from a tropical orchid
Manila Vanilla
The Energy Dept. says of this source, its "turbines don't produce atmospheric emissions that cause acid rain... or greenhouse gases"
Wind
In the U.S. we drive a truck; Brits drive this equivalent
a lorry
Acids & bases are among these current conductors; using a solid instead of a liquid one reduces the risk of fire in batteries
Electrolytes
Like millions of other Americans with the mask known by this 4-letter name to combat my sleep apnea
CPAP Machine
Sudanese darkness or sadness
This dam with the most generation capacity of any U.S. power plant is about a 2-hour drive from Spokane
Grand Coulee Dam
The OED's definitions for this 10-letter slang word include "flabbergasted" & "speechless"
gobsmacked