A2 also first cousin a child of a person's aunt or uncle, or, more generally, a distant (= not close) relation: 1  My brother's wife and I both had babies around the same time, so the cousins are very close in age. 2  Many of our distant cousins, whom we hadn't seen for years, came to my sister's wedding.
Monosodium methyl arsenate (MSMA) is an arsenic-based herbicide.It is an organo-arsenate; less toxic than the inorganic form of arsenates. It is one of the most common and cost effective herbicides used against weeds in agriculture.MSMA products are unique in that they combine selectivity, low weed-resistance, and cost-efficiency.MSMA is an herbicide used to control a wide spectrum of hard to control grass and broad-leaf weeds including some weeds that are resistant to the herbicide Glyphosate.t is an organo-arsenate; less toxic than the inorganic form of arsenates. It is one of the most common and cost effective herbicides used against weeds in agriculture. MSMA products are unique in that they combine selectivity, low weed-resistance, and cost-efficiency.
1 MSM is a water soluble white crystalline powder which blends easily with any mixture. 2  MSM is odorless and non-allergenic. 3  MSM has no known toxicity assuring safe use and handling. 4  MSM is patented and licensed material which provides assurance of its value in the nutritional and cosmetic industries.SM is a snow white, crystalline, water soluble, odorless and almost tasteless powder. It is neither a drug or food additive but what could be termed 'a nutritional mineral', such as sodium or sulphur required by the body for life processes.