DUSTY AGENTS IMPLICATIONS FOR CHEMICAL WARFARE PROTECTION

File: 970107_apr96_decls13_0012.txt
Page: 0012
Total Pages: 22

Subject: DUSTY AGENTS IMPLICATIONS FOR CHEMICAL WARFARE PROTECTION       

Unit: XVIII CORPS 

Parent Organization: ARCENT      

Box  ID: BX000047

Folder Title: CHEMICAL INFORMATION                                                                            

Document Number:          5

Folder Seq  #:         35







                                                  SECRET
              AST-266OZ-055-88
              27 January 1988
                                                            DECI,ASSIFMI)
              (CONFIDENTIAL)                                -OOD OIR 520').,A

                        100


                        90


                        so


                        70
               C)
                        60


                        5(3
               LU

               LU       40


                        30

               LI
               m        20       WIND SPEED 16 MPH
               ul                AVERAGE OF TWO EXPSFIIME,@TAL RUNS
                        10



                          0.01                     0.1                  1.0                   10


                                       PARTICLE DIAMETER-MICROMETERS

              Ne.a. 001850                                                           (CONFIDF-NTI-@L)
                        Figure 4.    (U) Vin@--Driven Aerosol Penetration of CP Suit


              (S) These data confirm a 1986 CRDEC           special concerns on the battlef ield
              assessment that -FeuetraticFa through         since wind values that might be en-
              the fabric does occur-.         particles     countered riding in an open vehicle
              of tblree microns or less 'penetrate          or In the rotor wash from a @i-
              rather f@y through the current                copter could result in overwhelming
              overgarment =interim         In further       penetration of the overgarment by an
              wind tunnel-.experiments, winds as            aerosol challenge.     Even remaining
              low as 5 mi/h were also found to              motionless in a modest breeze or ru@
              result in aerosol concentrations in-          ning at a moderate pace enhances
              side the suit near 50% of the chal-           penetration of the fabric.       A key
 concentration. The wind-driven          factor in the penetration Of the
              enhancement of penetration presents           fabric appears to be that the air


                                                         8  DEC@-,3,vik)D
                                                                I)IR 5-200.9

                                                   crinoc,-r                     -

Document 22 f:/Week-15/BX000047/CHEMICAL INFORMATION/dusty agents implications for chemical warfare p:010297184311120
Control Fields 17
File Room = apr96_declassified
File Cabinet = Week-15
Box ID = BX000047
Unit = XVIII CORPS
Parent Organization = ARCENT
Folder Title = CHEMICAL INFORMATION
Folder Seq # = 35
Subject = DUSTY AGENTS IMPLICATIONS FOR CHEMICAL WARFARE P
Document Seq # = 5
Document Date =
Scan Date =
Queued for Declassification = 01-JAN-1980
Short Term Referral = 01-JAN-1980
Long Term Referral = 01-JAN-1980
Permanent Referral = 01-JAN-1980
Non-Health Related Document = 01-JAN-1980
Declassified = 02-JAN-1997