Somo 1Mbinu za kupona alama za vidole visivyomo: poda, kuvuta cyanoacrylate, vyanzo vya nuru mbadala, kuinua na kupakia alamaSehemu hii inaelezea kutafuta na kukuza alama za vidole visivyomo kwa kutumia poda, kuvuta cyanoacrylate, na vyanzo vya nuru mbadala, kisha kuinua, kuweka lebo na kupakia alama zilizokuzwa ili kuhifadhi maelezo ya kigongo na thamani ya ushahidi.
Selecting appropriate fingerprint powdersCyanoacrylate fuming workflowsUsing ALS to locate latent printsLifting with tape, hinge lifters, gelsLabeling and packaging lifted printsAvoiding contamination and overdevelopmentSomo 2Ushahidi wa alama za zana na pointi za kuingia: kurekodi dirisha/fremu iliyovunjika, kukusanya vipande vya zana, utoaji maumbo na upigaji pichaSehemu hii inashughulikia kutambua na kurekodi alama za zana na pointi za kuingia, ikijumuisha kupiga picha fremu na kufuli zilizoharibiwa, kutoa maumbo ya alama za zana, kukusanya vipande vya zana na kuhifadhi nyuso kwa kulinganisha baadaye.
Surveying doors, windows, and framesClose-up photography with oblique lightCasting tool marks with silicone or dental stoneCollecting and packaging tool fragmentsProtecting marked surfaces from handlingRecording measurements and orientationSomo 3Upakiaji na kuweka lebo ya ushahidi wa kibayolojia: bahasha za ushahidi, kontena zenye hewa kwa vitu vya mvua, kusugua dhidi ya kukusanya kwa wingiSehemu hii inaelezea jinsi ya kuchagua na kuweka lebo ya upakiaji kwa ushahidi wa kibayolojia, ikisisitiza kontena zenye hewa, kutenganisha vitu vya mvua na vya kukauka, kusugua dhidi ya kukusanya kwa wingi na kuweka lebo inayounga mkono uchambuzi wa maabara wa baadaye.
Choosing envelopes, bags, and boxesUsing breathable containers for wet itemsSwabbing versus bulk item submissionPreventing mold and cross-contaminationLabeling for source, location, and hazardsSealing methods and tamper-evident tapeSomo 4Ushahidi wa viatu na maumbo: mbinu za kutoa maumbo (jiwe la meno, silikoni), upigaji picha na vipimo, kupona alama za sehemuSehemu hii inazingatia kutafuta, kurekodi na kupona ushahidi wa viatu na maumbo mengine, ikijumuisha upigaji picha na vipimo, kutoa maumbo kwa jiwe la meno au silikoni, kuinua alama za sehemu na kulinda maumbo kutoka uharibifu.
Searching for latent and visible impressionsPhotographing impressions with scalesCasting with dental stone outdoorsSilicone and gel casting for delicate printsLifting dusty or partial footwear marksProtecting impressions from weather and trafficSomo 5Hati zilizohofiwa na ushahidi wa karatasi: kushughulikia faili za kesi zilizochapishwa, kulinda asili dhidi ya nakala, kuepuka uharibifu wa joto/unyevuSehemu hii inashughulikia kushughulikia hati zilizohofiwa na ushahidi wa karatasi, ikijumuisha kulinda asili, kupunguza kushughulikia, kuepuka joto na unyevu, kupakia faili za kesi zilizochapishwa na kurekodi uharibifu wowote uliopo au mabadiliko.
Recognizing document evidence typesMinimizing handling and using supportsSeparating originals from working copiesPackaging to prevent folds and tearsAvoiding heat, light, and moisture damageDocumenting existing marks and alterationsSomo 6Kukusanya ushahidi mdogo: kuinua tepsi, kuvuta, pincers, sampuli ya chembe, kuepuka uchafuziSehemu hii inaelezea mbinu za kukusanya ushahidi mdogo kama nyuzi, nywele na chembe kwa kutumia kuinua tepsi, kuvuta na pincers, huku ukipunguza uchafuzi na kuhifadhi uhusiano wa anwani kwa tafsiri.
Prioritizing trace evidence at scenesTape lifts: selection and applicationVacuum collection and filter handlingTweezers and micro-spatula techniquesPackaging trace from different substratesContamination control and field blanksSomo 7Orodha kamili ya ushahidi kwa mahali pa ofisi: glasi, nguo, maumbo ya viatu, alama za zana, nyuzi, majiSehemu hii inatoa orodha iliyopangwa kwa mahali pa uhalifu pa ofisi, kuhakikisha utambuzi na kukusanya glasi, nguo, maumbo ya viatu, alama za zana, nyuzi na maji ya kibayolojia bila kupuuza ushahidi mdogo muhimu.
Pre-entry planning and PPE selectionSystematic room-by-room walkthroughChecklist for glass and broken fixturesChecklist for textiles, papers, and fabricsChecklist for footwear and tool marksChecklist for fluids, hairs, and fibersSomo 8Ushahidi wa glasi na kitu kilichovunjika: kurekodi muundo wa kuvunjika, kulinganisha ukingo, kukusanya na kupakia vipandeSehemu hii inashughulikia utambuzi na kukusanya ushahidi wa glasi na kitu kilichovunjika, ikijumuisha kurekodi muundo wa kuvunjika, tathmini ya mwelekeo wa nguvu, kulinganisha ukingo na kupakia kwa usalama vipande ili kuhifadhi uwezekano wa uundaji upya.
Photographing glass in situRadial and concentric fracture patternsDirection-of-force interpretation basicsEdge matching and reconstruction stepsCollecting and packaging glass shardsSafety measures when handling sharp glassSomo 9Damu na maji ya kibayolojia: vipimo vya awali, kukusanya kwa usalama, mbinu za kusugua, kukausha, upakiaji na mazingatio ya mlolongo wa baridiSehemu hii inaelezea utambuzi na kushughulikia kwa usalama damu na maji ya kibayolojia, vipimo vya awali, mbinu za kusugua na kukata, taratibu za kukausha, upakiaji na mazoea ya mlolongo wa baridi yanayohifadhi DNA na kupunguza hatari za afya.
Scene safety and PPE for biohazardsLocating and documenting bloodstainsPresumptive tests for blood and semenSwabbing, cutting, and scraping methodsDrying biological samples before packingCold-chain planning and documentationSomo 10Uhifadhi na usafirishaji wa ushahidi: vyumba vya ushahidi, jokofu kwa kibayolojia, kusafirisha vifaa vya kielektroniki kwa usalamaSehemu hii inashughulikia uhifadhi salama na usafirishaji wa ushahidi wa kimwili, kibayolojia na kidijitali, ikijumuisha udhibiti wa chumba cha ushahidi, jokofu, chaguzi za upakiaji na taratibu zinazozuia uharibifu, kupotea au mabadiliko wakati wa mwendo.
Evidence room access and loggingShort- and long-term storage optionsRefrigeration and freezing of biologicalsPackaging for safe transport in vehiclesTransporting electronic devices safelyMonitoring temperature and chain of custody