Water Disinfection: Methods, Design, and Management
Water Disinfection
Disinfection is the selective destruction or inactivation of pathogenic organisms. Sterilization, on the other hand, is the complete destruction of all organisms, which is not necessary in water treatment and is also quite expensive.
Methods of Water Disinfection
- Basic strategies: Keeping microbiota out of the water source.
- Physical methods:
- Ultraviolet (UV) rays
- Heat
- Chemical methods:
- Iodine
- Bromine
- Base
Factors Influencing Disinfection Ability
- Contact time
Disinfection Mechanisms
Disinfection
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Read MoreSite Communication Processes and Safety in Mid-Rise Construction
1. Site Communication Processes
1.1 Site Communication and Quality Management
Site communication processes are established and managed to comply with organisational quality management requirements.
1. Why are communication skills important?
Effective communication is critical for maintaining sound working relationships, which in turn, contributes to a safe work environment. Clear communication processes are also integral to achieving organisational quality management requirements.
2. What are communication
Read MoreDisruptive Technologies & Business Model Innovation in the Digital Age
Lesson 5: Disruptive Technologies
A) Blockchain
Blockchain is a public and distributed registry shared among all participants in a peer-to-peer network. Each block is linked to the previous one, making it impossible to edit one block without editing the following one, thus having no single point of failure.
a) Structural Features:
- Distributed ledger
- Consensus
- Cryptography
- Flexibility
b) Two Kinds of Blockchain:
- Permissionless or public blockchain
- Permissioned (public or private) blockchain
c) Blockchain Components:
Read MoreIntroduction to Customer Relationship Management (CRM)
Chapter 1: Introduction to CRM
1. What is CRM?
Customer Relationship Management (CRM) is the process of managing all interactions and data a company has with its leads, customers, partners, and suppliers. It is an integrated approach to:
- Identify
- Acquire
- Retain customers
A customer-oriented strategy involves collecting and using customer data to develop:
- More value for customers (added value)
- More information for a more competitive strategy
2. What is Marketing?
Marketing is the process by which companies
Read MoreProduct Development Process and Organization
Chapter 2 – Product development process and organization
A well designed development process is useful for the following reasons
Quality assurance – by having a specific plan with phases, we know that the quality of the resulting product will be good
Coordination – helps to define roles of each player
Planning – timing helps to anchor the schedule
Management – a manager can help to identify problem areas
Improvement – review helps to improve future processes