Lesson 1Acrylic: warmth, lightweight insulation, pilling tendenciesDis part focus on acrylic as synthetic wool substitute, showing low density, warmth, and bulk. E go explain fiber structure, dyeing, and common spinning, plus analyze pilling, static, and care ways to keep fabric nice.
Polymer composition and fiber morphologyBulk, warmth retention, and low densitySpinning types, crimp, and fabric aestheticsPilling, static, and abrasion performanceCare methods and common acrylic applicationsLesson 2Silk: filament properties, sheen, strength, moisture behaviorDis part check silk as continuous filament protein fiber. E cover sericulture, reeling, degumming, den link structure to luster, strength, drape. Moisture, dyeing, aging, and care to keep sheen dem go talk.
Silkworm lifecycle and cocoon productionReeling, throwing, and silk yarn formationDegumming, luster, and characteristic sheenStrength, elongation, and drape behaviorMoisture, dyeing, and careful maintenanceLesson 3Polyester: filament vs. staple, moisture management, durability, hydrophobic natureDis part analyze polyester as versatile synthetic fiber, comparing filament and staple. E review hydrophobicity, moisture tech, durability, stability, plus common apparel, technical, and home uses.
Polymer structure and manufacturing routesFilament versus staple fiber characteristicsHydrophobicity and moisture management finishesMechanical strength and dimensional stabilityApplications, recycling, and microplastic issuesLesson 4Modal and Lyocell: production differences, wet strength, sustainability traitsDis part compare modal and lyocell as advanced regenerated cellulosics. E detail production diff, structure, wet strength, den check comfort, fibrillation, sustainability like solvent recovery and forest cert.
Modal production, structure, and key propertiesLyocell solvent-spun process and fiber traitsWet strength, shrinkage, and laundering effectsComfort, fibrillation, and surface appearanceSustainability, LCA, and forestry standardsLesson 5Viscose/Rayon: production basics, hand and drape, dimensional stabilityDis part cover viscose and rayon production from cellulose, including dissolve, spinning, regeneration. E explain hand, drape, absorbency, dyeability, plus stability, shrinkage, care for end fabrics.
Cellulosic raw materials and pulp preparationViscose process steps and fiber formationHand, drape, absorbency, and comfort profileDimensional stability, shrinkage, and creasingCare, ironing, and common fabric applicationsLesson 6Cotton: cultivation types, long/short staple differences, comfort and careDis part check cotton fiber from cultivation to staple lengths. E link morphology to yarn strength, handle, comfort, plus dyeing, finishing, care wey affect strength and looks.
Conventional, organic, and BCI cotton systemsFiber morphology, maturity, and finenessStaple length, yarn quality, and fabric handleMoisture comfort, breathability, and skin feelDyeing, finishing, and laundering behaviorLesson 7Nylon: strength, elasticity, abrasion resistance, common uses in blendsDis part check nylon as strong elastic synthetic. E explain polymer chem, melt spinning, orientation, den link to abrasion, resilience, moisture, focus on hosiery, activewear, blends.
Polyamide chemistry and melt spinning processOrientation, crystallinity, and fiber propertiesElasticity, resilience, and abrasion resistanceMoisture behavior, comfort, and static issuesUses in hosiery, activewear, and technical blendsLesson 8Wool: protein fiber properties, thermal insulation, felting, careDis part explore wool as keratin protein, focus crimp, scales, insulation. E cover felting, dyeing, finishing, care like shrink control, pilling, heat/insect damage.
Keratin structure, crimp, and fiber morphologyThermal insulation, moisture buffering, comfortFelting behavior and shrink-resist treatmentsDyeing, finishing, and handle modificationCare labeling, laundering, and storage issuesLesson 9Eco-focused options: organic cotton, recycled polyester, bamboo viscose — pros, cons, certificationsDis part compare eco fibers like organic cotton, recycled polyester, bamboo viscose. E check env impact, performance trade, processing, certs for good sourcing and labeling.
Organic cotton standards and agronomic impactsRecycled polyester sources and processing routesBamboo viscose production and greenwashing risksLife-cycle impacts and performance comparisonsCertifications: GOTS, GRS, OEKO-TEX, FSCLesson 10Linen (Flax): moisture handling, stiffness, wrinkle behavior, finishing effectsDis part analyze flax morphology, moisture, stiffness, wrinkling. E review spinning, weaving, finishing wey change comfort, luster, easy-care for linen.
Flax plant, fiber extraction, and structureMoisture regain, wicking, and drying rateStiffness, crease formation, and wrinkle recoverySpinning, weaving, and typical fabric constructionsChemical and mechanical finishes for linen
