Noise Pollution: Health Impacts, Measurement, and Control
Harmful Noise: Sources, Evaluation, and Control
Background on Noise Pollution
Although some presbycusis may occur naturally with age, in many developed nations the cumulative impact of noise is sufficient to impair the hearing of a large fraction of the population over the course of a lifetime.
Elevated workplace or other noise can cause hearing impairment, hypertension, ischemic heart disease, annoyance, and sleep disturbance.
Changes in the immune system and birth defects have been attributed to noise
Essential Aviation Procedures for Oceanic Flights
ETOPS Regulations and Requirements
- 60 minutes at cruising speed with One Engine Inoperative (OEI).
- 180-minute rule: 180 minutes with OEI.
Non-ETOPS Operations
- Class A Aircraft (over 45 tons / 20 MOPSC): 60 minutes OEI from the nearest suitable airport.
- Class A Aircraft (under 45 tons / 20 MOPSC), Class B & C Aircraft: 120 minutes or 300 nautical miles OEI, whichever is less.
En-Route ETOPS Alternate Aerodrome Minima
Approach Type Minima
- Precision Approach: Decision Altitude/Height (DA/H) + 200 feet,
Chile’s Maritime Strength: National Merchant Marine Development
Chile’s Maritime Commitment
As Chilean professionals and members of the DGTM and MM, we are deeply invested in the well-being of the entire Navy, the National Merchant Marine, and the nation’s shipping and civil society.
Pillars of Maritime Strength
Reasons for Our Commitment:
- Moral Reserve and Naval Tradition: Honoring Chile’s naval heritage and bringing glory to the nation.
- Naval Power Resources: Recognizing the importance of reserves for Chile’s Naval Power.
- Economic and Social Impact: Understanding
Essential Auditing Concepts & Practices
Understanding Vouching
Vouching refers to the process of checking the authenticity of transactions recorded in the books of accounts using supporting documents. It ensures accuracy and reliability in financial reporting.
Key Features of an Internal Check System
- Division of Work: Duties are distributed to prevent overlapping.
- Checks and Balances: One employee’s work is automatically checked by another.
- Responsibility Fixing: Each employee is held accountable for their tasks.
- Rotation of Duties: Jobs
Effective Leadership, Followership, and Negotiation Strategies
What is Leadership?
Motto: “Be Easy to Follow”
Today’s leadership role involves coaching, charting the path, clearing obstacles, and helping people have exceptional experiences in the process.
Followership
Followership is the complement to leadership, and leadership is the complement to followership. They are separate roles but are inseparable.
Key Lessons in Followership
- Leadership and followership work best together.
- The most effective leadership occurs when the goal is desired by the follower(s).
Types
Read MoreCustomer Service Excellence: Core Skills for Business Success
Understanding Exceptional Customer Service
Customer service is the act of taking care of a customer’s needs by providing professional, helpful, high-quality service and assistance before, during, and after their requirements are met. Ultimately, customer service is about meeting the needs and desires of every customer.
Key Characteristics of Quality Customer Service
- Promptness: Promises for product delivery must be met on time. Delays and cancellations should be avoided to ensure customer satisfaction.