,COV] ,CROP ,SCI;E
    ,PROJECT ,BOOK3 ,COV]
   ,CROP ,PRODUCTS - ,:AT C
    WE MAKE F COV] CROPS8

    ,9TRODUC;N "<@9#AJ
    M9UTES">

    ,9TRODUC;N ,MAT]IALS ,LI/
_4 ,P5NYCRESS OR VEGETABLE OIL
  "<#A M,L OR #A_/#H TSP">
_4 ,GRANUL> LECI?9 "<#A M,L OR
  #A_/#H TSP1 F.D 9 H1L? FOOD
  /ORES">
_4 ,DRY PIG;T "<#E M,L OR #A
  TSP2 Y C USE DRY TEMP]A
  PA9TS1 CRU%$ *>COAL1 GR.D
  SPICES L PAPRIKA1 OR EV5 A
  SUG>.S1 COLOR$ DR9K MIX">
_4 ,WAT] "<#E M,L OR #A TSP">
_4 ,/IR /ICK
_4 ,SMALL CUP "<@9#AJJ M,L OR
  #C FL4 OZ4">
_4 ,RU2] /AMP1 TRADI;NAL DIP
  P51 OR A TOO?PICK TO      #A
  USE Z A /YLUS
_4 ,PAP] = PR9T+ OR WRIT+
_4 ,TOOLS = M1SUR+ WET & DRY
  VOLUME


----------------------------#B
  ,9KS >E MADE BY MIX+ PIG;TS
"<COLOR-RI* *EMICALS"> ) A
SOLU;N T W N SPR1D OR BLUR ON
PAP]4 ,MO/ 9KS USE PETROLEUM
BASES1 B DID Y "K T Y C AL
MAKE 9K US+ PLANT OILS8
  ,9KS F SE$ OILS1 9CLUD+ SOY
OR P5NYCRESS1 /ICK BETT] ?AN
_! PETROLEUM C.T]"PS4 "<,!Y D
N RUB (F4"> ,!Y AL MAKE PAP]
EASI] TO RECYCLE1 >E M
BIODEGRADABLE1 & >E MADE F A
R5EWABLE RES\RCE6
  ,GA!R ! MAT]IALS F ! LI/
ABV4 "<,NOTE T ! OILS D N NE$
HI< LEVELS ( PROCESS+4 ,? M1NS
ANY P5NYCRESS OIL Y H EXTRACT$
YRF IS P]FECT = ?           #B
ACTIV;Y6">                 A#B
  ,2G9 BY MIX+ YR WAT] & PIG;T
9 YR CUP UNTIL X IS WELL-MIX$4
,!N1 Y W ADD ! OIL & /IR X
WELL4
  ,:5 YR LIQUID IS WELL-MIX$1
/OP /IRR+1 & WAT* X = "O M9UTE
OR M4 ,D Y SEE OIL1 WAT]1 OR
SOLIDS 2G9N+ TO SEP>ATE8
,DESCRIBE :AT Y SEE4
  ,ADD ! LECI?91 & !N 3T9UE
MIX+ YR 9K UNTIL ! APPE>.E IS
Z UNI=M Z POSSIBLE4
  ,/OP /IRR+1 & WAT* ! LIQUID
= ANO!R M9UTE4
  ,D Y SEE OIL1 WAT]1 OR
SOLIDS 2G9N+ TO SEP>ATE8
,DESCRIBE :AT Y SEE4
----------------------------#C
  ,USE YR 9K TO DRAW1 WRITE1
/AMP1 OR O!RWISE CR1TE A "W (
>T4


                            #C
    ,EXPLORE "<@9#BE       A#C
    M9UTES">

    ,EXPLORE ,MAT]IALS ,LI/
_4 ,P5NYCRESS OR VEGETABLE OIL
  "<#C M,L OR #A/B TSP">
_4 ,A SECOND OIL "<#C M,L OR
  #A/B TSP">
_4 ,WAT] "<#H M,L OR #A#A/B
  TSP">
_4 #D SMALL CUPS "<@9#AJJ M,L
  OR #C FL4 OZ4">
_4 ,ISOPROPYL "<,RU2+">
  ,ALCOHOL "<#A M,L OR #A_/#H
  TSP">
_4 ,GRANUL> LECI?9 "<#B M,L OR
  #A/B TSP">
_4 ,/IR /ICK
_4 ,TOOLS = M1SUR+ WET & DRY
  VOLUME

      @.<,TABLE ) COLUMNS =
    ,MIXTURE1 ,OBS]VA;NS :5
    MIX$ ,,)\T LECI?91
    ,OBS]VA;NS :5 MIX$      #D
    ,,) LECI?94 ,R[S >E    B#C
    #A M,L ,OIL _?#A & #BM,L
    ,WAT]1 #A M,L ,OIL _?#B &
    #BM,L ,WAT]1 #A M,L ,RU2+
    ,ALCOHOL & #BM,L ,WAT]1 #A
    M,L ,OIL _?#A & #A M,L
    ,OIL _?#B@.>

----------------------------#D
    ,EXPLA9 "<@9#AJ M9UTES">
  ,: SOLU;NS MIX$ WELL )\T
LECI?98
  ,: SOLU;NS MIX$ BETT] )
LECI?98
  ,LET'S TAKE A LOOK AT !
PROP]TIES ( EA*4

_4 ,OIL IS NON-POL> "<*>GES ON
  OPPOSITE SIDES C.EL EA* O!R
  \">4 ,X IS AL HYDROPHOBIC
  "<X DOES N MIX WELL )
  WAT]">4
_4 ,ALCOHOLS >E "S:AT POL>4
  ,UNLIKE OIL1 ALCOHOLS >E N V
  HYDROPHOBIC4 ,!Y W MIX    #E
  ) WAT]1 B N IMMLY4       A#D
_4 ,WAT] IS POL> "<X HAS
  POSITIVELY-*>G$ &
  NEGATIVELY-*>G$ SIDES">4 ,X
  IS AL HYDROPHILIC "<X MIXES
  WELL ) WAT]">4

  ,IF LECI?9 HELPS BO? POL> &
NON-POL> MOLECULES TO MIX1 :AT
IS X8 ,LECI?9 IS A M COMPLEX
MOLECULE T IS AN 8AMPHIPHILIC
SURFACTANT40 ,AMPHIPHILIC M1NS
X HAS BO? POL> & NON-POL> 5DS1
S X C KEEP WAT] & OILS MIX$4
,A SURFACTANT IS A *EMICAL T
R$UCES SURFACE T5.N4 ,) A
SURFACTANT1 A LIQUID W LIE
FLAT "<N 8B1D UP40">
  ,:Y WD SURFACTANTS 2 AN
IMPORTANT 9GR$I5T 9 AN 9K8
  ,:AT D Y ?9K IS ! MO/
IMPORTANT 9GR$I5T 9 9K8 ,:Y8
----------------------------#E

                            #F
    ,EXT5D "<@9#BE         A#E
    M9UTES">

    ,EXT5D ,MAT]IALS ,LI/
_4 ,P5NYCRESS OR VEGETABLE OIL
  "<#B M,L OR #A/D TSP">
_4 ,GRANUL> LECI?9 "<#B M,L OR
  #A_/#D TSP1 F.D 9 H1L? FOOD
  /ORES">
_4 ,DRY PIG;T "<#AJ M,L OR #B
  TSP2 Y C USE DRY TEMP]A
  PA9TS1 CRU%$ *>COAL1 GR.D
  SPICES L PAPRIKA1 OR EV5 A
  SUG>.S1 COLOR$ DR9K MIX">
_4 ,WAT] "<#AJ M,L OR #B TSP">
_4 ,/IR /ICKS
_4 #B ,SMALL CUPS "<@9#AJJ M,L
  OR #C FL4 OZ4">
_4 ,TRADI;NAL DIP P5 OR A
  TOO?PICK TO USE Z A /YLUS
_4 ,PAP] = PR9T+ OR WRIT+
_4 ,TOOLS = M1SUR+ WET & DRY
  VOLUME

  ,Z WE'VE ALR LE>N$1       #G
POL>;Y IS AN IMPORTANT     B#E
"P ( :Y 9KS "W4 ,9 MO/ 9KS1
WAT] IS ! DELIV]Y SY/EM = !
PIG;T1 & OIL HELPS HOLD !
PIG;T TO ! PAP]4 ,)\T A
*EMICAL L LECI?91 Y WD H TO
%AKE YR 9K 3/ANTLY4
----------------------------#F
  ,"! >E _M O!R PRODUCTS T _H
TO OV]COME A SIMIL> PROBLEM4
,H Y "E _H NON-HOMOG5IZ$ MILK8
,9 NON-HOMOG5IZ$ MILK1 CR1M
FLOATS TO ! TOP1 & ! MILK M/ 2
%AK5 TO SPR1D ! MILK FAT "?\T
! LIQUID MILK4
  ,MO/ ( ! MILK WE BUY HAS BE5
HOMOG5IZ$4 ,9 HOMOG5IZ$ MILK1
MILK FAT IS CUT 9TO V SMALL
"PICLES S ! CR1M C REMA9
SUSP5D$ 9 WAT]4 ,HOMOG5IZ$
MILK IS A COLLOID1 ": ! FAT
ISN'T 4SOLV$1 B ! "PICLES >E S
SMALL T X DOESN'T EASILY
SEP>ATE4
  ,= MILK TO 2 HOMOG5IZ$1   #H
! MILK FAT "PICLES M/ 2    A#F
AB #A MICRON "<#A MICROMET]">
9 SIZE4 ,A HUMAN HAIR IS AB
#GJ MICRONS WIDE1 S ! GLOBULES
( MILK FAT >E F> SMALL] ?AN Y
C SEE ) YR EYES AL"O4
  ,:ILE WE _C SEE H[ "PICLES (
MILKFAT >E 4TRIBUT$ 9 MILK1 WE
C SEE H[ "PICLE SIZE A6ECTS \R
9K4
  ,FOLL[ ! /EPS F ! ,9TRODUC;N
( ? MODULE TO MAKE TWO NEW
BAT*ES ( 9K4 ,? "T1 TRY US+
PIG;TS ( DI6]5T SIZES ?AN Y
DID LA/ "T4 ,\R GOAL IS TO
COMP>E H[ ! PIG;T SPR1DS :5 WE
COMP>E RELATIVELY L>GE1 M$IUM1
& SMALL "PICLE SIZES4 ,SUG>.S
DR9K MIXES (T5 H V SMALL
"PICLE SIZES1 & GR.D SPICES >E
(T5 L>G] ?AN MO/4
  ,REMEMB] T "S ( YR OBS]VA;NS
C COME F YR ORIG9AL BAT* ( 9K
IF X IS / AVAILABLE4
                            #I
      @.<,TABLE ) #C        #G
    COLUMNS3 ,SIZE1 ,PIG;TS1
    ,OBS]VA;NS4
      ,R[S
      ,SMALLE/ ,"PICLE ,SIZE4
    ,I US$3 ,I OBS]V$3
      ,M$IUM ,"PICLE ,SIZE ,I
    US$3 ,I OBS]V$3
      ,L>GE/ ,"PICLE ,SIZE ,I
    US$3 ,I OBS]V$3@.>
  ,H[ DID ! 9K FL[ DI6] :5
PIG;T SIZE *ANG$8 ,DID "O
WRITE M SMOO?LY8 ,DID "O H A M
3SI/5T COLOR8

    ,REFLECT "<@9#AJ-#BE
    M9UTES">
  ,H Y TRI$ TO MAKE 9K OR
PA9TS 2F TD8 "<,_M FL[]S1 EV5
D&ELIONS1 C 2 US$ TO MAKE
WAT]COLORS4"> ,IF S1 0 !
9K-MAK+ PROCESS Y US$ TD ANY
DI6]5T8
  ,FLAVOR MIXES = MILK "<E4G41
,NESQUIK^R OR              #AJ
,OVALT9E^R"> 9CLUDE SOY    A#G
LECI?94 ,:Y D Y ?9K LECI?9 IS
A KEY 9GR$I5T8
  ,MAT]IALS SCI5TI/S LOOK
CLOSELY AT TRAITS L COLOR1
SPR1D1 & P]MAN;E4 ,H[ CD YR 9K
2 IMPROV$8
----------------------------#H
  ,:AT EXP]I;T CD Y 3DUCT TO
F9D A BETT] RECIPE8 ,3DUCT YR
EXP]I;T & REPORT YR RESULTS6

    ,C>E] ,3NEC;N3 ,MAT]IALS
    ,SCI5TI/
  ,_M ( ! MAT]IALS WE USE 9 \R
"EY"D LIVES D N COME DIRECTLY
F LIV+ ?+S4 ,_M MAT]IALS >E
MODIFI$ BY HUMANK9D TO 2
BETT]3 /R;G]1 M FLEXIBLE1 OR M
RESI/ANT TO WE>4 ,MAT]IALS
SCI5TI/S "W TO "U/& & MODIFY !
PROP]TIES ( ^! MAT]IALS 9 ORD]
TO MEET HUMAN NE$S4
  ,MAT]IALS SCI5TI/S />T ) A
BA*ELOR'S DEGREE 9         #AA
*EMI/RY1 ?\< MO/ JOBS      A#H
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HI<]4
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! ,,IPREF] PROJECT "<,9TEGRAT$
,P5NYCRESS ,RESE>* ,5ABL+ ,F>M
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,ILL9OIS ,/ATE ,UNIV]S;Y4
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,AGRICULTURE & ,FOOD ,RESE>*
,9ITIATIVE ,COMPETITIVE ,GRANT
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,NA;NAL ,9/ITUTE ( ,FOOD &
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! ,,USDA4




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