CR1632 battery
RM 2.50 / Reindeer, 3V @ Mr Dollar 20230127
Safety Boots
RM 75 / Safety shoes, DIY homebrand @ Mr DIY Setia Tropika 2023 Jan
RM 93 / Safety joggers, Safetyboy@ Mr DIY Setia Tropika 2023 Jan
打螺絲機器 潤滑油需要有硫磺
Central Utility Building (CUB)
2023
Commercial rate
RM 0.55 / kW
SGD 0.25 / kW
Commercial Electricity Billing in Singapore is based on 10 minutes interval
PQMS can reflect actual billing within 5% error
Good ground resistance < 5 ohm
Advanced Diploma in Applied Electrical Engineering (Power Systems) 52888WA @ Engineering Institute of Technology, Australia
USD 7000 / online @ 2018
Penang commercial Water Tariff
RM 2.10 / m^3 @ 2023
RM 1.45 / m^3 @ 2022
SAJ Monthly Minimum Charge = RM30 @ 2023
Third party facilities management providers: CBRE, Ecolex
Coagulation (Lt. cogere "to curdle, collect, drive together", co- + agere < *ag-) 混凝
⬇
Flocculation (Lt. floccus, "wool") 絮凝
⬇
Sedimentation 沈降
Corrosion Inhibitor 20-30%
Dispersant 0%
Oxi Biocide 100%
Non-oxi Biocide 100%
Malaysia Wastewater Release Requirements
Langelier Saturation Index
Corrosion < -0.3 < LSI < +0.3 < scaling
Scaling ⬆
*️⃣+ 🤝 - ⏬
WnRSZCArIFNjbCBibg
U2l0YWwuU2luZ2hAYmlvY29uLmNvbQ
Gelto wodor pleu rata enwersusliko properetionalis gheslowalt/Rtun
York < Carrier < Trane
Chiller: Every 1 ºC ↪ 3% energy saving
開冷卻塔省下的电費會比多花的水費多
Total Cooling Tower RT = ~1.2 x Total Chiller RT
Air Compressor Designated Cool Temperature Difference (CTD) ~ 7-8 ºC
Air Compressor: Every 3ºC ↪ 1% energy saving
60-70% of chillers are in Asia
Some Chillers are compartmentalized
Some Chillers Use part of Cooling Water to cool Compressor
Oil Sump Heater OFF when Chiller ON
Oil Sump Heater ON when Chiller OFF
https://www.quora.com/Can-you-add-Frigaid-to-gear-oil
https://www.quora.com/Can-you-add-Frigaid-to-engine-motor-oil
[Measured & Preventive Savings] (@bsfmalaysia/frigaid-restores-and-lock-chiller)
krsoscare in pro-m Y25kbnNy✔
⌛ ~ 1-2 yrs
Svng ~ 3 - 15%
💰💰💰💰💰💰
SGdoc3QgYW5ubCBwcmZ0ICBSTSByIHpyLCBtIHN0ZmY
Benzalkonium chloride
RM 450/ 30L @ 2019
Peptide polymer （聚合肽）
USD 10-100 per kg（取决于长度、复杂度）@ 2019
Peptides (Synthetic specific-sequence, 10 to 30 residues long)
USD 100,000 per kg @ 2019
只需一台電腦，有网絡，到處都能操業
