The gray substance in some of the inner pleat folds is a kind of insignificant mildew, less toxic than what is found on some foreign cheeses.
The SAED patterns demonstrate that the black substance in the central pipes contains crystalline nickel with a face-centered cubic structure (as shown in Figure 2b,g), and the gray substance in the lateral areas is mainly amorphous (as shown in Figure 2d,i).
Framed by a row of disheveled hospital beds, the front half of the stage was covered with black gravel, strewed with once-white sheets that were now sodden with a gray, viscous substance.
What's more, while the array of highs available today would bewilder the average student stoner of the 1970s, the alphabet soup of research chemicals and gray market substances is surely going to multiply as authorities keep on banning them and chemists keep on tinkering with them until they're legal again.
In the Maserati Quattroporte, Mr. Stephenson decided that the company would offer a gray "titanium style" substance.
I was moved when I heard that Gov. George Pataki had decided not to clean the shoes he wore to ground zero -- they were caked with the gray glue-like substance that sticks to everyone who wades through the debris.
When applied to gray goods, scouring removes substances that have adhered to the fibres during production of the yarn or fabric, such as dirt, oils, and any sizing or lint applied to warp yarns to facilitate weaving.
In the future, there is possibility of the utilization of contrast enhanced ultrasound which augments the capability of ultrasound to assess the SLN as well as occult metastases through the use of a gray-scale sonographic contrast substance [ 18].
Finding substance in the gray areas- between fiercely pursuing goals and not being pushy- is paramount to success.
It is a compilation of the toxicity data from a variety of sources in the peer-reviewed literature [e.g., TOXNET (National Library of Medicine 2010)] and gray literature [e.g., Toxic Substance Control Act Test Submission Database (TSCATS), and International Uniform Chemical Information Database (IUCLID5 2010)] literature that can be searched by chemical substructure.
But it was more than that, an uncanny ability to turn newspaper paragraphs — those gray, metallic vehicles — into a fluid substance that would sweep up emotion and detail into an overwhelming wave.
