Reading the poems, we were struck by a certain thin and unsubstantial quality in them, a kind of colorful impermance, suggesting that the gossmer of poetry is still too delicate a substance for beltiness.
It's a delicate and volatile substance.
Juicy, refreshing, and beautiful to look at, they are delicate but have substance.
Like much of Mr. Greenberg's writing, this comic drama might be described as a work of serious whimsy, of glittering style and dark substance, and it requires a delicate hand to capture its elusive essence.
Candidate mediators of such changes include enzymes and signalling substances involved in maintaining the delicate balance between synthesis and breakdown of the proteins and proteoglycans that make up the ECM.
An increase in free radicals compromises the delicate homeostatic mechanisms which involve neurotransmitters, hormones, oxidizing substances and numerous other mediators.
A complex network of innate immunity genes regulates a delicate balance between stimulation and suppression of host immune responses to foreign substances, ensuring appropriate homoeostasis in the gut, skin, lung and various body surfaces.
The marvels continued, as a granitic substance filled in the cracks after the deformation, creating delicate traceries.
These sentinels of the sacred center aren't that concerned about the substance of any given debate, as long as the debaters don't offend their delicate sensibilities.
Chinese scientists have created the world's lightest substance -- a material so insubstantial it can perch on the petals of a delicate flower without crushing them (see photo above).
