1. How Roast Duck Made
1.1. Beijing
- Glazing: malt sugar or honey, contribute to the crispy, shiny skin
- Seasoning: five spice powder
- Roasting: two step, air drying
- higher one initially for crisping
- lower one to cook through
1.2. Pork Belly
Drying is the essential step
- in the fridge, uncovered, overnight
1.3. Guangdong vs. Beijing
- Flavor: G more complex
- Skin: G less crispy
- Serving: chopped
2. Why leggings Popular
Comfort: extremely comfortable
Versatility: suitable for exercise, lounging, outings
Affordability: broad range of consumers
Body Positivity: suitable for every shape
3. Why hair oily
Produced by sebaceous glands
- Protect UV, wind and temp change
- Moisture Retention
- Oily hair appear as healthy signal
- Reduce friction
4. How is Macha Powder Made
Process: steaming, drying, de-stemming, stone grinding
Dried tea leave has higher profit margin per unit
Macha powder sell at much higher price point
5. NFC and RFID
5.1. RFID: Radio-Frequency Identification
two components
- Tags: passive or active
- Readers: usually connected to computer system
5.2. NFC: Near Field Communication
subset of RFID, designed for close range usually within 4 cm or less
Diff:
- RFID could generally work on meters range
- NFC simpler and more consumer-oriented
- RFID usually used for tracking item, while NFC used for contactless payments
6. How Baseball Pitcher Get the ball move in curve
Player:
- Grip the ball with middle finger
- Release: impart a spin by pulling down the fingers
- Wrist and Finger Action: snap the wrist
Science:
- Magnus Effect
- Spin rate
- Seams
6.1. S shape?
Very rare, in most time, the S shape is just a human eye error or view angle cause
- Change in seam orientation
- Air Resistance and speed change
- Laminar Flow vs Turbulent Flow
7. Why Stocking Attractive to Men
- Culture influence
- Aesthetic appeal: smoothing effect
- Mystery and imagination: leave something to the imagination
- Psychological Factors: specific experience, fetish
7.1. Fetish
A form of sexual desire linked to a particular object
- object
- body part
- behavior
- situation
Origin?
- From early sexual experience
- Symbolism
- Taboo
- Sensory
7.2. Kink
Enhancement to an already satisfying sexual relationship
7.3. Etymology
Kink: in 17th century, referred to a twist or bend in a rope
Fetish: from Portuguese word ‘feitico’ means charm or sorcery