spray solution meaning in Hindi

Agricultural spray adjuvants may also be added separately when the spray solution is being prepared.
Each droplet has properties : analyte solubility in the ESI spray solvent and surface tension of the spray solution and of the sample solution.
Q . I stripped wallpaper with a new Black & AMP; Decker stripper, but there is some paper and paste left . Is there a spray solution I can use to get rid of these paper shards and paste bits?